@inbookBiehler_Durand-Guerrier_2020, place=Bizerte, Tunisia, title=University Mathematics Didactic Research on Number Theory, Algebra, Discrete Mathematics, Logic, booktitle=Proceedings of the Third Conference of the International Network for Didactic Research in University Mathematics (INDRUM 2020, 12-19 September 2020), publisher=University of Carthage and INDRUM, author=Biehler, Rolf and Durand-Guerrier, Viviane, editor=Hausberger, T. and Bosch, M. and Chelloughi, F., year=2020 
LibreCat: /record/35811

@articleLünne_Schnell_Biehler_2020, title=Motivation of out-of-field teachers for participating in professional development courses in mathematics, volume=44, DOI=10.1080/02619768.2020.1793950, number=5, journal=European Journal of Teacher Education, publisher=Informa UK Limited, author=Lünne, Steffen and Schnell, Susanne and Biehler, Rolf, year=2020, pages=688–705 
LibreCat: /record/35701
DOI: 10.1080/02619768.2020.1793950

@inbookBarzel_Biehler_2020, place=London, title=Theory-Based Design of Professional Development for Upper Secondary Teachers–Focusing on the Content-Specific Use of Digital Tools, booktitle=Professional development and knowledge of mathematics teachers, publisher=Routledge, author=Barzel, Bärbel and Biehler, Rolf, editor=Zehetmeier, Stefan and Potari, Despina and Ribeiro, Miguel, year=2020, pages=163–192 
LibreCat: /record/35808

@articleFeudel_Biehler_2020, title=Students’ Understanding of the Derivative Concept in the Context of Mathematics for Economics, volume=42, DOI=10.1007/s13138-020-00174-z, number=1, journal=Journal für Mathematik-Didaktik, publisher=Springer Science and Business Media LLC, author=Feudel, Frank and Biehler, Rolf, year=2020, pages=273–305 
LibreCat: /record/35822
DOI: 10.1007/s13138-020-00174-z

@articleKempen_Biehler_2020, title=Using Figurate Numbers in Elementary Number Theory – Discussing a ‘Useful’ Heuristic From the Perspectives of Semiotics and Cognitive Psychology, volume=11, DOI=10.3389/fpsyg.2020.01180, journal=Frontiers in Psychology, publisher=Frontiers Media SA, author=Kempen, Leander and Biehler, Rolf, year=2020, pages=1180 
LibreCat: /record/35709
DOI: 10.3389/fpsyg.2020.01180

@inbookKempen_Krämer_Biehler_2020, place=Münster, title=Was verstehen Schülerinnen und Schüler unter eBeweis“? 3 ausgewählte Ergebnisse einer Pilotstudie, DOI=10.17877/DE290R-21418, booktitle=Beiträge zum Mathematikunterricht 2020, publisher=WTM-Verlag, author=Kempen, Leander and Krämer, Sandra and Biehler, Rolf, editor=Siller, H.-S. and Weigel, W. and Wörler, J. F., year=2020, pages=4893492 
LibreCat: /record/35827
DOI: 10.17877/DE290R-21418

@inbookBiehler_Kempen_Paravicini_2020, place=Münster, title=Hochschuldidaktik Mathematik: Fachbezogenes Design und empirische Studien, DOI=10.17877/DE290R-21487, booktitle=Beiträge zum Mathematikunterricht 2020, publisher=WTM-Verlag, author=Biehler, Rolf and Kempen, Leander and Paravicini, Walther, editor=Siller, H.-S. and Weigel, W. and Wörler, J. F., year=2020, pages=1347–1348 
LibreCat: /record/35819
DOI: 10.17877/DE290R-21487

@inbookFleischer_Biehler_2020, place=Münster, title=Automatisierte Entscheidungsverfahren als Thema im allgemeinbildenden Mathematikunterricht, DOI=10.17877/DE290R-21301, booktitle=Beiträge zum Mathematikunterricht 2020, publisher=WTM-Verlag, author=Fleischer, Yannik and Biehler, Rolf, editor=Siller, H.-S. and Weigel, W. and Wörler, J. F., year=2020 
LibreCat: /record/35823
DOI: 10.17877/DE290R-21301

@articleGriese_Nieszporek_Biehler_2020, title=Frei verfügbare Materialien für Unterricht und Fortbildung: Stochastik verständnisorientiert unterrichten, volume=40, number=1, journal=Stochastik in der Schule, author=Griese, Birgit and Nieszporek, Ralf and Biehler, Rolf, year=2020, pages=10–17 
LibreCat: /record/35826

@inbookLünne_Schnell_Biehler_2020, place=Wiesbaden, title=Ffunt@OWL – Konzept und Gestaltungsprinzipien zur Qualifizierung fachfremd Mathematik unterrichtender Lehrkräfte der Sekundarstufe I, DOI=10.1007/978-3-658-27293-7_6, booktitle=Professionelles Handeln im fachfremd erteilten Mathematikunterricht, publisher=Springer Spektrum, author=Lünne, Steffen and Schnell, Susanne and Biehler, Rolf, editor=Porsch, R. and Rösken-Winter, B., year=2020, pages=141–167 
LibreCat: /record/35914
DOI: 10.1007/978-3-658-27293-7_6

@inbookLankeit_Biehler_2020, place=Bizerte, Tunisia, title=“I only know the absolute value function”–About students’ concept images and example spaces concerning continuity and differentiability, booktitle=Proceedings of the Third Conference of the International Network for Didactic Research in University Mathematics (INDRUM 2020, 12-19 September 2020), publisher=University of Carthage and INDRUM, author=Lankeit, Elisa and Biehler, Rolf, editor=Hausberger, T. and Bosch, M. and Chelloughi, F., year=2020 
LibreCat: /record/35912

@inbookKempen_Krämer_Biehler_2020, place=Bizerte, Tunisia, title=Investigating high school graduates’ personal meaning of the notion of “mathematical proof”, booktitle=Proceedings of the Third Conference of the International Network for Didactic Research in University Mathematics (INDRUM 2020, 12-19 September 2020), publisher=University of Carthage and INDRUM, author=Kempen, Leander and Krämer, Sandra and Biehler, Rolf, editor=Hausberger, T. and Bosch, M. and Chelloughi, F., year=2020, pages=358–367 
LibreCat: /record/35829

@inbookLankeit_Bauer_Biehler_2020, place=Münster, title=Votingfragen in den Übungen zur Analysis – Wirkung verschiedener Einsatzszenarien, DOI=10.17877/DE290R-21396, booktitle=Beiträge zum Mathematikunterricht 2020, publisher=WTM-Verlag, author=Lankeit, Elisa and Bauer, T. and Biehler, Rolf, editor=Siller, H.-S. and Weigel, W. and Wörler, J. F., year=2020, pages=1361–1364 
LibreCat: /record/35911
DOI: 10.17877/DE290R-21396

@articleSchürmann_Gildehaus_Liebendörfer_Schaper_Biehler_Hochmuth_Kuklinski_Lankeit_2020, title=Mathematics learning support centres in Germany—an overview, volume=40, DOI=10.1093/teamat/hraa007, number=2, journal=Teaching Mathematics and its Applications: An International Journal of the IMA, publisher=Oxford University Press (OUP), author=Schürmann, Mirko and Gildehaus, Lara and Liebendörfer, Michael and Schaper, Niclas and Biehler, Rolf and Hochmuth, Reinhard and Kuklinski, Christiane and Lankeit, Elisa, year=2020, pages=99–113 
LibreCat: /record/35712
DOI: 10.1093/teamat/hraa007

@inbookLiebendörfer_Göller_Gildehaus_Kortemeyer_Biehler_Hochmuth_Ostsieker_Rode_Schaper_2020, place=Bizerte, Tunisia, title=The role of learning strategies for performance in mathematics courses for engineers, booktitle=Proceedings of the Third Conference of the International Network for Didactic Research in University Mathematics (INDRUM 2020, 12-19 September 2020), publisher=University of Carthage and INDRUM, author=Liebendörfer, Michael and Göller, Robin and Gildehaus, Lara and Kortemeyer, Jörg and Biehler, Rolf and Hochmuth, Reinhard and Ostsieker, Laura and Rode, Jana and Schaper, Niclas, editor=Hausberger, T. and Bosch, M. and Chelloughi, F., year=2020 
LibreCat: /record/35913

@inbookBiehler_Liebendörfer_Schmitz_Fleischmann_Krämer_Ostsieker_Schlüter_2020, place=Münster, title=studiVEMINTvideos – Mathematische Lernvideos zur Studienvorbereitung und Unterstützung im ersten Studienjahr, DOI=10.17877/DE290R-21234, booktitle=Beiträge zum Mathematikunterricht 2020, publisher=WTM, author=Biehler, Rolf and Liebendörfer, Michael and Schmitz, Angela and Fleischmann, Yael and Krämer, Sandra and Ostsieker, Laura and Schlüter, Sarah, editor=Siller, H.-S. and Weigel, W. and Wörler, J. F., year=2020 
LibreCat: /record/35820
DOI: 10.17877/DE290R-21234

@inproceedingsBiehler_Fleischer_Budde_Frischemeier_Gerstenberger_Podworny_Schulte_2020, place=Voorborg, The Netherlands, title=Data science education in secondary schools: Teaching and learning decision trees with CODAP and Jupyter Notebooks as an example of integrating machine learning into statistics education, booktitle=New Skills in the Changing World of Statistics Education Proceedings of the Roundtable conference of the International Association for Statistical Education (IASE), publisher=ISI/IASE, author=Biehler, Rolf and Fleischer, Yannik and Budde, Lea and Frischemeier, Daniel and Gerstenberger, Dietrich and Podworny, Susanne and Schulte, Carsten, editor=Arnold, P., year=2020 
LibreCat: /record/35814

@inbookBudde_Frischemeier_Biehler_Fleischer_Gerstenberger_Podworny_Schulte_2020, place=Voorborg, The Netherlands, title=Data Science Education in Secondary School: How to Develop Statistical Reasoning When Exploring Data Using CODAP, booktitle=New Skills in the Changing World of Statistics Education: Proceedings of the Roundtable conference of the International Association for Statistical Education (IASE), July 2020, publisher=ISI/IASE, author=Budde, Lea and Frischemeier, Daniel and Biehler, Rolf and Fleischer, Yannik and Gerstenberger, Dietrich and Podworny, Susanne and Schulte, Carsten, editor=Arnold, P., year=2020 
LibreCat: /record/35821

@articleLiebendörfer_Göller_Biehler_Hochmuth_Kortemeyer_Ostsieker_Rode_Schaper_2020, title=LimSt – Ein Fragebogen zur Erhebung von Lernstrategien im mathematikhaltigen Studium, DOI=10.1007/s13138-020-00167-y, journal=Journal für Mathematik-Didaktik, author=Liebendörfer, Michael and Göller, Robin and Biehler, Rolf and Hochmuth, Reinhard and Kortemeyer, Jörg and Ostsieker, Laura and Rode, Jana and Schaper, Niclas, year=2020 
LibreCat: /record/16961
DOI: 10.1007/s13138-020-00167-y

@articleSchürmann_Liebendörfer_Gildehaus_Schaper_Hochmuth_Biehler_Lankeit_Kuklinski_Ruge_2020, title=Chancen und Möglichkeiten eines Netzwerks von Mathematischen Lernzentren in Deutschland - Bericht zum digitalen Lernzentrumsworkshop am 22.10.2020, volume=4/2020, journal=dghd-Newsletter, author=Schürmann, Mirko and Liebendörfer, Michael and Gildehaus, Lara and Schaper, Niclas and Hochmuth, Reinhard and Biehler, Rolf and Lankeit, Elisa and Kuklinski, Christiane and Ruge, Johanna, year=2020, pages=24–26 
LibreCat: /record/24784