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B. Kovács, B. Li, and C. Lubich, “A convergent evolving finite element algorithm for Willmore flow of closed surfaces,”10.1007/s00211-021-01238-z__Numerische Mathematik, vol. 149, no. 3, pp. 595–643, 2021, doi:10.1007/s00211-021-01238-z .

K. Hesse, I. H. Sloan, and R. S. Womersley, “Local RBF-based penalized least-squares approximation on the sphere with noisy scattered data,”10.1016/j.cam.2020.113061__Journal of Computational and Applied Mathematics, vol. 382, Art. no. 113061, 2021, doi:10.1016/j.cam.2020.113061 .

C. Guillarmou and B. Küster, “Spectral Theory of the Frame Flow on Hyperbolic 3-Manifolds,”10.1007/s00023-021-01068-7__Annales Henri Poincaré, vol. 22, no. 11, pp. 3565–3617, 2021, doi:10.1007/s00023-021-01068-7 .

S. Rezat, L. Fan, and B. Pepin, “Mathematics textbooks and curriculum resources as instruments for change,”10.1007/s11858-021-01309-3__ZDM – Mathematics Education, vol. 53, no. 6, pp. 1189–1206, 2021, doi:10.1007/s11858-021-01309-3 .

S. Rezat, F. Schacht, and U. Häsel-Weide, “Challenges of making sense of tasks and automated feedback in digital mathematics textbooks,” in Mathematics Education in the Digital Age. Learning, Practice and Theory, A. Clark-Wilson, A. Donevska-Todorova, E. Faggiano, J. Trgalová , and H.-G. Weigang, Eds. London: Routledge, 2021, pp. 168–184.

S. Rezat, “How automated feedback from a digital mathematics textbook affects primary students’ conceptual development: two case studies,”10.1007/s11858-021-01263-0__ZDM Mathematics Education, vol. 53, no. 6, pp. 1433–1445, 2021, doi:10.1007/s11858-021-01263-0 .

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Y. Fleischmann, R. Biehler, A. Gold, and T. Mai, “Integration digitaler Lernmaterialien in die Präsenzlehre am Beispiel des Mathematikvorkurses für Ingenieure an der Universität Paderborn,” in Lehrinnovationen in der Hochschulmathematik . Konzepte und Studien zur Hochschuldidaktik und Lehrerbildung Mathematik, R. Biehler, A. Eichler, R. Hochmuth, S. Rach, and N. Schaper, Eds. Berlin, Heidelberg: Springer Spektrum, 2021, pp. 321–363.

A. Gold, Y. Fleischmann, T. Mai, R. Biehler, and L. Kempen, “Die Online-Lernmaterialien im Online-Mathematikvorkurs studiVEMINT: Konzeption und Ergebnisse von Nutzer- und Evaluationsstudien,” in Lehrinnovationen in der Hochschulmathematik . Konzepte und Studien zur Hochschuldidaktik und Lehrerbildung Mathematik, R. Biehler, A. Eichler, R. Hochmuth, S. Rach, and N. Schaper, Eds. Berlin, Heidelberg: Springer Spektrum, 2021, pp. 365–397.

R. Biehler, A. Eichler, R. Hochmuth, S. Rach, and N. Schaper, “Einführung: Lehrinnovationen in der Hochschulmathematik – praxisrelevant – didaktisch fundiert – forschungsbasiert,” in Lehrinnovationen in der Hochschulmathematik . Konzepte und Studien zur Hochschuldidaktik und Lehrerbildung Mathematik, R. Biehler, A. Eichler, R. Hochmuth, S. Rach, and N. Schaper, Eds. Berlin, Heidelberg: Springer Spektrum, 2021, pp. 1–6.

R. Biehler, “Mathematikvorkurse als Brücke in das Studium–Einführung,” in Lehrinnovationen in der Hochschulmathematik . Konzepte und Studien zur Hochschuldidaktik und Lehrerbildung Mathematik, R. Biehler, A. Eichler, R. Hochmuth, S. Rach, and N. Schaper, Eds. Berlin, Heidelberg: Springer Spektrum, 2021, pp. 285–290.

R. Biehler and Y. Fleischer, “Introducing students to machine learning with decision trees using CODAP and Jupyter Notebooks,”10.1111/test.12279__Teaching Statistics, vol. 43, pp. 3–2, 2021, doi:10.1111/test.12279 .

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R. Biehler and H.-G. Weigand, “D-Geometrie–virtuell und real,” mathematik lehren, vol. 2021, no. 228, pp. 2–5, 2021.

B. Pepin, R. Biehler, and G. Gueudet, “Mathematics in Engineering Education: a Review of the Recent Literature with a View towards Innovative Practices,”10.1007/s40753-021-00139-8__International Journal of Research in Undergraduate Mathematics Education, vol. 7, no. 2, pp. 163–188, 2021, doi:10.1007/s40753-021-00139-8 .

L. Kempen and R. Biehler, “Design-Based Research in der Hochschullehre am Beispiel der Lehrveranstaltung eEinführung in die Kultur der Mathematik“,” in Lehrinnovationen in der Hochschulmathematik . Konzepte und Studien zur Hochschuldidaktik und Lehrerbildung Mathematik, R. Biehler, A. Eichler, R. Hochmuth, S. Rach, and N. Schaper, Eds. Berlin, Heidelberg: Springer Spektrum, 2021, pp. 4773525.

C. Winsløw, R. Biehler, B. Jaworski, F. Rønning, and M. Wawro, “Education and professional development of university mathematics teachers,” in Research and Development in University Mathematics Education, V. Durand-Guerrier, R. Hochmuth, E. Nardi, and C. Winsløw, Eds. Routledge, 2021, pp. 59–79.

L. Höper, L. Malin, and R. Biehler, “Schatten von 3D-Objekten: Modellierung mit GeoGebra 3D und Anwendungen in der Computergrafik,” mathematik lehren, vol. 2021, no. 228, pp. 19–22, 2021.

S. Hüsing, N. Weiser, and R. Biehler, “Faszination 3D-Film: Entwicklung einer 3D-Konstruktion,” mathematik lehren, vol. 2021, no. 228, pp. 23–27, 2021.

M. Schürmann et al., “Consultation Phases in Mathematics Learning and Support Centres,”10.1007/s40753-021-00154-9__International Journal of Research in Undergraduate Mathematics Education, vol. 8, no. 1, pp. 94–120, 2021, doi:10.1007/s40753-021-00154-9 .

S. Podworny and R. Biehler, “The process of actively building a model for a randomization test – insights into learners’ modeling activities based on a case study,”10.1080/10986065.2021.1922837__Mathematical Thinking and Learning, vol. 24, no. 4, pp. 291–311, 2021, doi:10.1080/10986065.2021.1922837 .

D. Frischemeier, R. Biehler, S. Podworny, and L. Budde, “A first introduction to data science education in secondary schools: Teaching and learning about data exploration with&;scp&;CODAP&;/scp&;using survey data,”10.1111/test.12283__Teaching Statistics, vol. 43, no. , pp. 82–89, 2021, doi:10.1111/test.12283 .

M. Schürmann et al., “Opportunities and Possibilities of a Network of Mathematical Learning and Support Centres in Germany,” Sigma newsletter, vol. 22, pp. 5–6, 2021.

J. Schönherr, S. Schukajlow, and J. Blomberg, “Was ist eine gute Skizze? Strategiewissen beim mathematischen Modellieren im Bereich der Geometrie fördern,” mathematik lehren, vol. 224, pp. 22–27, 2021.

J. Schönherr, S. Schukajlow, J. Blomberg, and C. Leopold, “Does strategic knowledge matter? Effects of strategic knowledge about drawing on students’ modeling competencies in the domain of geometry,”10.1080/10986065.2021.2012741__Mathematical Thinking and Learning, 2021, doi:10.1080/10986065.2021.2012741 .

J. Schönherr, J. Blomberg, S. Schukajlow, and C. Leopold, “Do emotions and prior performance facilitate the use of the learner-generated drawing strategy? Effects of enjoyment, anxiety, and intramathematical performance on the use of the drawing strategy and modelling performance,”10.1016/j.cedpsych.2021.101967__Contemporary Educational Psychology, vol. 65, 2021, doi:10.1016/j.cedpsych.2021.101967 .

R. I. McLachlan and C. Offen, “Preservation of Bifurcations of Hamiltonian Boundary Value Problems Under Discretisation,” Foundations of Computational Mathematics, vol. 20, no. 6, pp. 1363–1400, 2020.

L. M. Kreusser, R. I. McLachlan, and C. Offen, “Detection of high codimensional bifurcations in variational PDEs,” Nonlinearity, vol. 33, no. 5, pp. 2335–2363, 2020.

K. Flaßkamp, S. Ober-Blöbaum, and S. Peitz, “Symmetry in Optimal Control: A Multiobjective Model Predictive Control Approach,” in Advances in Dynamics, Optimization and Computation, O. Junge, O. Schütze, G. Froyland, S. Ober-Blöbaum, and K. Padberg-Gehle, Eds. Cham: Springer, 2020.

S. Klus, F. Nüske, and B. Hamzi, “Kernel-Based Approximation of the Koopman Generator and Schrödinger Operator,” Entropy, 2020.

R. Hochmuth, M. Liebendörfer, R. Biehler, and A. Eichler, “Das Kompetenzzentrum Hochschuldidaktik Mathematik (khdm),” Neues Handbuch Hochschullehre, vol. 95, pp. 117–138, 2020.

O. Schütze, O. Cuate, A. Martín, S. Peitz, and M. Dellnitz, “Pareto Explorer: a global/local exploration tool for many-objective optimization problems,” Engineering Optimization, vol. 52, no. 5, pp. 832–855, 2020.

S. Klus, F. Nüske, S. Peitz, J.-H. Niemann, C. Clementi, and C. Schütte, “Data-driven approximation of the Koopman generator: Model reduction, system identification, and control,” Physica D: Nonlinear Phenomena, vol. 406, 2020.

S. Peitz and S. Klus, “Feedback Control of Nonlinear PDEs Using Data-Efficient Reduced Order Models Based on the Koopman Operator,” in Lecture Notes in Control and Information Sciences, vol. 484, Cham: Springer, 2020, pp. 257–282.

K. Bieker, S. Peitz, S. L. Brunton, J. N. Kutz, and M. Dellnitz, “Deep model predictive flow control with limited sensor data and online learning,” Theoretical and Computational Fluid Dynamics, vol. 34, pp. 577–591, 2020.

S. Peitz, S. E. Otto, and C. W. Rowley, “Data-Driven Model Predictive Control using Interpolated Koopman  Generators,” SIAM Journal on Applied Dynamical Systems, vol. 19, no. 3, pp. 2162–2193, 2020.

J. Schumacher and S. Rezat, “Rekonstruktion diagrammatischen Schließens beim Erlernen der Subtraktion negativer Zahlen. Vergleich zweier methodischer Zugänge,” in Zeichen und Sprache im Mathematikunterricht, G. Kadunz, Ed. Springer, 2020.

J. Schumacher, “Deduktion und Abduktion beim diagrammatischen Schließen – das didaktische Potential der Peirceschen Semiotik,”10.17877/DE290R-21555__2020, doi:10.17877/DE290R-21555 .

R. Gerlach, A. Ziessler, B. Eckhardt, and M. Dellnitz, “A Set-Oriented Path Following Method for the Approximation of Parameter Dependent Attractors,”10.1137/19m1247139__SIAM Journal on Applied Dynamical Systems, pp. 705–723, 2020, doi:10.1137/19m1247139 .

H. Amiri, H. Glöckner, and A. Schmeding, “Lie groupoids of mappings taking values in a Lie groupoid,”10.5817/AM2020-5-307__Archivum Mathematicum, vol. 56, no. 5, pp. 307–356, 2020, doi:10.5817/AM2020-5-307 .

H. Glöckner and N. Masbough, “Products of regular locally compact spaces are k_R-spaces,” Topology Proceedings, vol. 55, pp. 35–38, 2020.

H. Glöckner, “Smoothing operators for vector-valued functions and extension operators,” arXiv:2006.00254. 2020.

H. Glöckner, “Lie groups of real analytic diffeomorphisms are L^1-regular,” arXiv:2007.15611. 2020.

D. J. N. Limebeer, S. Ober-Blöbaum, and F. H. Farshi, “Variational integrators for dissipative systems,” IEEE Transactions on Automatic Control, vol. 65(4), pp. 1381–1396, 2020.

C. I. Hernández Castellanos, S. Ober-Blöbaum, and S. Peitz, “Explicit Multi-objective Model Predictive Control for Nonlinear Systems  Under Uncertainty,”10.1002/rnc.5197__International Journal of Robust and Nonlinear Control, vol. 30(17), pp. 7593–7618, 2020, doi:10.1002/rnc.5197 .

C. I. O. Hernández Castellanos, G. Schütze, J.-Q. Sun, S. Ober-Blöbaum, and G. Morales-Luna, “Numerical computation of lightly multi-objective robust optimal solutions by means of generalized cell mapping,” Mathematics, vol. 8(11):1959, 2020.

Y. Lishkova, S. Ober-Blöbaum, M. Cannon, and S. Leyendecker, “A multirate variational approach to simulation and optimal control for flexible spacecraft,” 2020.

T. Faulwasser, K. Flaßkamp, S. Ober-Blöbaum, and K. Worthmann, “A dissipativity characterization of velocity turnpikes in optimal control problems for mechanical systems,” 2020.

J. Cresson, F. Jiménez, and S. Ober-Blöbaum, “Modelling of the convection-diffusion equation through fractional restricted calculus of variations,” 2020.

F. Jean, S. Maslovskaya, and I. Zelenko, “On Weyl’s type theorems and genericity of projective rigidity in sub-Riemannian geometry,”10.1007/s10711-020-00581-z__Geometriae Dedicata, vol. 213, no. 1, pp. 295–314, 2020, doi:10.1007/s10711-020-00581-z .

S. Maslovskaya, J.-B. Caillau, W. Djema, L. Giraldi, J.-L. Jean-Luc, and J.-B. Pomet, “The turnpike property in maximization of microbial metabolite production,” presented at the IFAC 2020 - 21rst IFAC World Congress, 2020.

B. Küster and T. Weich, “Pollicott-Ruelle Resonant States and Betti Numbers,”10.1007/s00220-020-03793-2__Communications in Mathematical Physics, vol. 378, no. 2, pp. 917–941, 2020, doi:10.1007/s00220-020-03793-2 .

M. Hoffmann, “Schnittstellenaktivitäten zum Kongruenzsatz WSW,”10.17877/DE290R-21368__in Beiträge zum Mathematikunterricht 2020, 2020, pp. 1353–1356, doi:10.17877/DE290R-21368 .

M. Hoffmann, “Rezension: Andrew Granville und Jenniver Granville: Prime Supects: The Anatomy of Integers and Permutations,”10.1007/s00591-019-00269-w__Mathematische Semesterberichte, vol. 67. pp. 119–121, 2020, doi:10.1007/s00591-019-00269-w .

M. Hoffmann, “Rezension: Ehrhard Behrends: Parkettierungen der Ebene – Von Escher über Möbius zu Penrose,”10.1007/s00591-019-00264-1__Mathematische Semesterberichte, vol. 67. pp. 115–116, 2020, doi:10.1007/s00591-019-00264-1 .

M. Hoffmann, Ed., Der Mathematikunterricht 66 (6): Geometrie in Schule und Lehramtsausbildung – ein Nachwuchsheft. 2020.

U. Häsel-Weide and M. Nührenbörger, “Tragfähige Grundlagen,” in Kinder lernen Zukunft – Anforderungen und tragfähige Grundlagen, 1st ed., vol. Band 150, U. Hecker, M. Lassek, and J. Ramseger, Eds. Frankfurt a. M.: Grundschulverband, 2020, pp. 108–118.

L. Heckmann and U. Häsel-Weide, “Aufgaben für den inklusiven Mathematikunterricht - aus der Sicht von Lehrkräften.,” in Beiträge zum Mathematikunterricht 2020, H.-S. Siller, W. Weigel, and J. F. Wörler, Eds. Münster: WTM Verlag, 2020, pp. 393–396.

U. Häsel-Weide, “Sachrechnen,” in Didaktik des Unterrichts bei Lernschwierigkeiten: Ein Handbuch für Studium und Praxis, 4th ed., U. Heimlich and F. B. Wember, Eds. W. Kohlhammer GmbH, 2020, pp. 308–318.

U. Häsel-Weide, “Mathematik (Primarstufe) in der Lehrerinnen- und Lehrerbildung. Qualifizierung für das Lehren von Mathematik in der Grundschule.,” in Handbuch Lehrerinnen- und Lehrerbildung, 1st ed., C. Cramer, J. König, M. Rothland, and S. Blömeke, Eds. Bad Heilbrunn: Julius Klinkhardt, 2020, pp. 462–469.

T. Schramm, I. Gasser, S. Schwenker, R. Seiler, A. Lohse, and K. Zobel, Linear Algebra driven by Data Science. Hamburg Open Online University, 2020.

M. Kolb and M. Savov, “A Characterization of the Finiteness of Perpetual Integrals of Levy Processes,”https://doi.org/10.48550/arXiv.1903.03792__Bernoulli, vol. 26, no. 2, pp. 1453–1472, 2020, doi:https://doi.org/10.48550/arXiv.1903.03792 .

B. Haddenhorst, E. Hüllermeier, and M. Kolb, “Generalized transitivity: A systematic comparison of concepts with an application to preferences in the Babington Smith model,”https://doi.org/10.1016/j.ijar.2020.01.007__International Journal of Approximate Reasoning, vol. 119, no. 2, pp. 373–407, 2020, doi:https://doi.org/10.1016/j.ijar.2020.01.007 .

M. Hanusch, “The regularity problem for Lie groups with asymptotic estimate Lie algebras,”10.1016/j.indag.2019.12.001__Indagationes Mathematicae, vol. 31, no. 1, pp. 152–176, 2020, doi:10.1016/j.indag.2019.12.001 .

M. Hanusch, “The Strong Trotter Property for Locally ;c-convex Lie Groups,” Journal of Lie Theory, vol. 30, no. 1, pp. 025–032, 2020.

C. Kuklinski, E. Leis, M. Liebendörfer, and R. Hochmuth, “Erklärung von Mathematikleistung im Ingenieursstudium,” in Beiträge zum Mathematikunterricht 2019 53. Jahrestagung der Gesellschaft für Didaktik der Mathematik., A. Frank, S. Krauss, and K. Binder, Eds. Münster: WTM-Verlag, 2020.

S. Khellaf, C. Kuklinski, M. Liebendörfer, and R. Hochmuth, “Design und Evaluation einer mathematischen Unterstützungsmaßnahme für Ingenieure,” in Beiträge zum Mathematikunterricht 2020, H.-S. Siller, W. Weigel, and J. F. Wörler, Eds. Münster: WTM-Verlag, 2020, pp. 493–496.

I. Haak, L. Gildehaus, and M. Liebendörfer, “Entstehung und Bedeutung von Lerngruppen in der Studieneingangsphase,” in Beiträge zum Mathematikunterricht 2020, H.-S. Siller, W. Weigel, and J. F. Wörler, Eds. Münster: WTM-Verlag, 2020, pp. 1405–1408.

M. Liebendörfer, L. Gildehaus, and R. Göller, “Geschlechterunterschiede beim Einsatz von Lernstrategien in Mathematikveranstaltungen,” in Beiträge zum Mathematikunterricht 2020, H.-S. Siller, W. Weigel, and J. F. Wörler, Eds. Münster: WTM-Verlag, 2020, pp. 1409–1412.

R. Biehler et al., “studiVEMINTvideos – Mathematische Lernvideos zur Studienvorbereitung und Unterstützung im ersten Studienjahr,” in Beiträge zum Mathematikunterricht 2020, H.-S. Siller, W. Weigel, and J. F. Wörler, Eds. Münster: WTM-Verlag, 2020, pp. 125–128.

M. Winkler, “Single-point blow-up in the Cauchy problem for the higher-dimensional Keller-Segel system,” Nonlinearity, vol. 33, pp. 5007–5048, 2020.

M. Winkler, “Boundedness in a two-dimensional Keller-Segel-Navier-Stokes system involving a rapidly diffusing repulsive signal.,” Zeitschrift für angewandte Mathematik und Physik, vol. 71, Art. no. 10, 2020.

M. Winkler, “Can simultaneous density-determined enhacement of diffusion and cross-diffusion foster boundedness in Keller-Segel type systems involving signal-dependent motilities?,” Nonlinearity, vol. 33, pp. 6590–6623, 2020.

M. Winkler, “The role of superlinear damping in the construction of solutions to drift-diffusion problems with initial data in $L^1$.,” Advances in Nonlinear Analysis, vol. 9, pp. 526–566, 2020.

M. Winkler, “Attractiveness  of constant states in logistic-type Keller-Segel systems involving subquadratic growth restrictions.,” Advanced Nonlinear Studies, vol. 20, pp. 795–817, 2020.

M. Winkler, “Small-mass solutions in the two-dimensional Keller-Segel system coupled to the Navier-Stokes equations.,” SIAM Journal on Mathematical Analysis, vol. 52, pp. 2041–2080, 2020.

M. Winkler, “Can Fluid Interaction Influence the Critical Mass for Taxis-Driven Blow-up in Bounded Planar Domains?,” Acta Applicandae Mathematicae, vol. 169, pp. 577–591, 2020.

M. Winkler, “Blow-up profiles and liefe beyond blow-up in the fully parabolic Keller-Segel system.,” Journal d’Analyse Mathématique, vol. 141, pp. 585–624, 2020.

N. Rodriguez and M. Winkler, “Relaxation by nonlinear diffusion enhancement in a two-dimensional cross-diffusion model for urban crime propagation.,” Mathematical Models &; Methods in Applied Sciences, vol. 30, pp. 2105–2137, 2020.

G. Li, Y. Tao, and M. Winkler, “Larg time behavior in a predator-prey system with indirect pursuit-evasion interaction.,” Discrete and Continuous Dynamical Systems --B, vol. 25, pp. 4383–4398, 2020.

Y. Tao and M. Winkler, “Global classical solutions to a doubly haptotactic cross-diffusion system modeling oncolytic virotherapy.,” Journal of Differential Equations, vol. 268, pp. 4973–4997, 2020.

Y. Tao and M. Winkler, “A critical virus production rate for blow-up suppression in a haptotaxis model for oncolytic virotherapy.,” Nonlinear Analysis, vol. 198, Art. no. 111870, 2020.

C. Stinner and M. Winkler, “Refined regularity and stabilization properties in a degenerate haptotaxis system,” Discrete and Continuous Dynamical Systems --A, vol. 40, pp. 4039–4058, 2020.

M. Rösler, “Riesz distributions and Laplace transform in the Dunkl setting of type A,”10.1016/j.jfa.2020.108506__Journal of Functional Analysis, vol. 278, no. 12, Art. no. 108506, 2020, doi:10.1016/j.jfa.2020.108506 .

T. Luks and Y. Xiao, “Multiple Points of Operator Semistable Lévy Processes,”10.1007/s10959-018-0859-4__Journal of Theoretical Probability, vol. 33, no. 1, pp. 153–179, 2020, doi:10.1007/s10959-018-0859-4 .

E. Steiner and M. Winkler, “Mathematical Analysis of Two Competing Cancer Cell Migration Mechanisms Driven by Interstitial Fluid Flow,” Journal of Nonlinear Science, vol. 30, pp. 1809–1847, 2020.

A.-S. Elsenhans, J. Klüners, and F. Nicolae, “Imaginary quadratic number fields with class groups of small exponent,”10.4064/aa180220-20-3__Acta Arithmetica, vol. 193, no. 3, pp. 217–233, 2020, doi:10.4064/aa180220-20-3 .

J. Klüners and R. Müller, “The conductor density of local function fields with abelian Galois group,”10.1016/j.jnt.2019.11.007__Journal of Number Theory, vol. 212, pp. 311–322, 2020, doi:10.1016/j.jnt.2019.11.007 .

I. Burban and A. Zheglov, “Cohen-Macaulay modules over the algebra of planar quasi-invariants and Calogero-Moser systems,”10.1112/plms.12341__Proceedings of the London Mathematical Society, vol. 121, no. 4, pp. 1033–1082, 2020, doi:10.1112/plms.12341 .

J. Dröse and S. Prediger, “Lesen lernen von Aufgabentexten,” in Sprachbildender Mathematikunterricht in der Sekundarstufe - ein forschungsbasiertes Praxisbuch , S. Prediger, Ed. Berlin: Cornelsen, 2020, pp. 86–94.

J. Bruns and A. Vogtländer, “Frühe alltagsintegrierte mathematische Bildung. Eine Einleitung,” in Frühe alltagsintegrierte mathematische Bildung. Handreichung für Lehrende, E. Born-Rauchecker, A. Vogtländer, and K. Weber, Eds. Hannover: Kallmeyer, 2020, pp. 37–46.

J. Bruns, C. Strahl, and H. Gasteiger, “Situative Beobachtung und Wahrnehmung angehender frühpädagogischer Fachpersonen im Bereich Mathematik – Entwicklung und Validierung eines Testinstruments,”10.1007/s42010-020-00091-7__Unterrichtswissenschaft, vol. 49, no. 3, pp. 345–371, 2020, doi:10.1007/s42010-020-00091-7 .

L. Meyer, L. Tabeling, H. Gasteiger, and J. Bruns, “Interaktionen in mathematischen Spielsituationen in Kindertagesstätte und Familie,” in Beiträge zum Mathematikunterricht 2020, Würzburg, 2020, pp. 1253–1256.

J. Bruns, T. Schopferer, and H. Gasteiger, “Adaptionshandlungen von Multiplikatorinnen und Multiplikatoren zur frühen mathematischen Bildung – Beschreibung und Bewertung aus fachbezogener Perspektive,”10.1007/s13138-020-00175-y__Journal für Mathematik-Didaktik, vol. 42, no. 1, pp. 243–271, 2020, doi:10.1007/s13138-020-00175-y .

J. Bruns, M. Carlsen, L. Eichen, I. Erfjord, and P. S. Hundeland, “Situational Perception in Mathematics (SPiM)—Results of a Cross-Country Study in Austria and Norway,” in Mathematics Education in the Early Years, Cham: Springer, 2020, pp. 317–332.

J. Bruns, “Mathematisches Fachwissen von frühpädagogischen Fachpersonen im Spannungsfeld zwischen Disziplin- und Praxis,”10.37626/GA9783959871402.0__in Beiträge zum Mathematikunterricht 2020, Würzburg, 2020, pp. 1245–1248, doi:10.37626/GA9783959871402.0 .

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