Burban, I., &; Abedin, R. (2021). Algebraic geometry of Lie bialgebras defined by solutions of the classical Yang-Baxter equation. Communications in Mathematical Physics, 387(2), 1051–1109.https://doi.org/10.1007/s00220-021-04188-7 
LibreCat: /record/44329
DOI: 10.1007/s00220-021-04188-7

Bruns, J., Gasteiger, H., &; Strahl, C. (2021). Conceptualising and measuring domain-specific content knowledge of early childhood educators: A systematic review. Review of Education, 9(2), 500–538.https://doi.org/10.1002/rev3.3255 
LibreCat: /record/34822
DOI: 10.1002/rev3.3255
WoS: 000614156400001

Bruns, J., &; Schopferer, T. (2021). Eine mustergültige Wissenschaft. . . TPS – Theorie und Praxis der Sozialpädagogik, 11, 28–32.
LibreCat: /record/45687

Jensen, S., Gasteiger, H., &; Bruns, J. (2021). Place value and regrouping as seperate constructs of place value understanding. In M. Inprasitha, N. Changsri, &; N. Boonsena (Eds.), Proceedings of the 44th Conference of the International Group for the Psychology of Mathematics Education (Vol. 3, pp. 101–109).
LibreCat: /record/36527

Bruns, J., Gasteiger, H., &; Strahl, C. (2021). Context and Implications Document for: Conceptualising and measuring domain-specific content knowledge of early childhood educators: A systematic review. Review of Education, 9(2), 539–540.https://doi.org/10.1002/rev3.3256 
LibreCat: /record/34823
DOI: 10.1002/rev3.3256
WoS: 000614157400001

Jensen, S., Gasteiger, H., &; Bruns, J. (2021). Stellenwertverständnis: Verständnis von Stellenwertprinzip und Bündelungsprinzip als separate Konstrukte. In Gesellschaft für Didaktik der Mathematik (Ed.), Beiträge zum Mathematikunterricht 2021. WTM-Verlag.http://dx.doi.org/10.17877/DE290R-22292 
LibreCat: /record/36536
DOI: http://dx.doi.org/10.17877/DE290R-22292

Schönherr, J., Schukajlow, S., Blomberg, J., &; Leopold, C. (2021). The role of strategy-based motivation in mathematical problem solving: The case of learner-generated drawings. Learning and Instruction, 80, Article 101561.https://doi.org/10.1016/j.learninstruc.2021.101561 
LibreCat: /record/45343
DOI: 10.1016/j.learninstruc.2021.101561

Black, T., Fuest, M., &; Lankeit, J. (2021). Relaxed parameter conditions for chemotactic collapse in logistic-type parabolic–elliptic Keller–Segel systems. Zeitschrift Für Angewandte Mathematik Und Physik, 72(3), Article 96.https://doi.org/10.1007/s00033-021-01524-8 
LibreCat: /record/34673
DOI: 10.1007/s00033-021-01524-8

Black, T., &; Wu, C. (2021). Prescribed signal concentration on the boundary: Weak solvability in a chemotaxis-Stokes system with proliferation. Zeitschrift Für Angewandte Mathematik Und Physik, 72(4), Article 135.https://doi.org/10.1007/s00033-021-01565-z 
LibreCat: /record/34675
DOI: 10.1007/s00033-021-01565-z

Dröse, J., Prediger, S., Neugebauer, P., Danhier, R. D., &; Mertins, B. (2021). Investigating students’ processes of noticing and interpreting syntactic language features in word problem solving through eye-tracking. International Electronic Journal of Mathematics Education, 16(1), Em0625.https://doi.org/doi.org/10.29333/iejme/9674n  
LibreCat: /record/45381
DOI: doi.org/10.29333/iejme/9674n 

Dröse, J., &; Prediger, S. (2021). Identifying obstacles is not enough for everybody – Differential efficacy of an intervention fostering fifth graders’ comprehension for word problems. Studies in Educational Evaluation, 68 (100953), 1–15.https://doi.org/doi.org/10.1016/j.stueduc.2020.100953 
LibreCat: /record/45380
DOI: doi.org/10.1016/j.stueduc.2020.100953

Häsel-Weide, U., Seitz, S., Wallner, M., Wilke, Y., &; Heckmann, L. (2021). Mit Aufgaben im inklusiven Mathematikunterricht professionell umgehen - Erkenntnisse einer Interviewstudie mit Lehrpersonen der Sekundarstufe. QfI - Qualifizierung für Inklusion. Online-Zeitschrift zur Forschung über Aus-, Fort- und Weiterbildung pädagogischer Fachkräfte, 3(1).https://doi.org/10.21248/qfi.57 
LibreCat: /record/31578
DOI: 10.21248/qfi.57

Hattermann, M., Häsel-Weide, U., &; Wallner, M. (2021). Conceptualiziation processes of 6th graders for rotational symmetry. In M. Inprasitha, N. Changsri, &; N. Boonsena (Eds.), Proceedings of the 44th Conference of the International Group for the Psychology of Mathematics Education  (Vol. 3, pp. 9–15).
LibreCat: /record/31583

Offen, C., &; Ober-Blöbaum, S. (2021). Bifurcation preserving discretisations of optimal control problems: Vol. 54(19) (pp. 334–339).https://doi.org/10.1016/j.ifacol.2021.11.099 
LibreCat: /record/22894
DOI: https://doi.org/10.1016/j.ifacol.2021.11.099
arXiv: 2107.13853

Ridderbusch, S., Offen, C., Ober-Blöbaum, S., &; Goulart, P. (2021). Learning ODE Models with Qualitative Structure Using Gaussian Processes . 2021 60th IEEE Conference on Decision and Control (CDC), 2896.https://doi.org/10.1109/CDC45484.2021.9683426 
LibreCat: /record/21572
DOI: 10.1109/CDC45484.2021.9683426
arXiv: 2011.05364

Vertovec, N., Ober-Blöbaum, S., &; Margellos, K. (n.d.). Multi-objective minimum time optimal control for low-thrust trajectory design. 1975–1980.
LibreCat: /record/21592
arXiv: 2103.08813

Jiménez, F., &; Ober-Blöbaum, S. (2021). Fractional Damping Through Restricted Calculus of Variations. Nichtlineare Sci 31, 46.
LibreCat: /record/29868

Bruns, J., Unterhauser, E., &; Gasteiger, H. (2021). Geometrisches Begriffsverständnis in der Grundschule am Beispiel der Begriffe Viereck, Rechteck und Quadrat. Journal für Mathematik-Didaktik, 42(2), 581–623.https://doi.org/10.1007/s13138-021-00185-4 
LibreCat: /record/34827
DOI: 10.1007/s13138-021-00185-4

Prediger, S., &; Dröse, J. (2021). Fehlerbearbeitung bei mathematischen Textaufgaben – Sprachliche und strategische Fehlerursachen und ihre Bearbeitung. Lernen und Lernstörungen, 10(2).https://doi.org/doi.org/10.1024/2235-0977/a000330 
LibreCat: /record/45382
DOI: doi.org/10.1024/2235-0977/a000330

Guillarmou, C., Hilgert, J., &; Weich, T. (2021). High frequency limits for invariant Ruelle densities. Annales Henri Lebesgue, 4, 81–119.https://doi.org/10.5802/ahl.67 
LibreCat: /record/31263
DOI: 10.5802/ahl.67
arXiv: 1803.06717