Göller, Robin, Lara Gildehaus, Michael Liebendörfer, and Jörn Steuding. “Prüfungsformate Als Ansatzpunkt Gendersensibler Universitärer Lehre Im Fach Mathematik.” In Mathematik Und Gender: Berichte Und Beiträge Des Arbeitskreise Frauen Und Mathematik, edited by Andrea Blunck and Renate Motzer, 5:59–76. Franzbecker, 2021.

Haak, Inka, Lara Gildehaus, and Michael Liebendörfer. “Genese Und Funktionen von Lerngruppen in Der Studieneingangsphase.” In Naturwissenschaftlicher Unterricht Und Lehrerbildung Im Umbruch?, 89–92. Universität Duisburg-Essen, 2021.

Kempen, Leander, and Michael Liebendörfer. “University Students’ Fully Digital Study of Mathematics: An Identification of Student-Groups via Their Resources Usage and a Characterization by Personal and Affective Characteristics.”https://doi.org/10.1093/teamat/hrab020__Teaching Mathematics and Its Applications: An International Journal of the IMA 40, no. 4 (2021): 436–54.https://doi.org/10.1093/teamat/hrab020 .

Liebendörfer, Michael, Reinhard Hochmuth, Jana Rode, and Stanislaw Schukajlow. “The Mathematical Beliefs and Interest Development of Pre-Service Primary Teachers.” In Interim Proceedings of the 44th Conference of the International Group for the Psychology of Mathematics Education, edited by M. Inprasitha, N. Changsri, and N. Boonsena, 3:198–205. Khon Kaen (Thailand): PME, 2021.

Krapf, Regula, and Michael Liebendörfer. “Was Bewirkt Die Pflichtabgabe von Übungsaufgaben in Der Hochschulmathematik? – Ein Empirischer Vergleich.” Mathematica Didactica 2, no. 44 (2021): 1–17.

Winkler, Michael. “Global Weak Solutions in a Three-Dimensional Keller-Segel-Navier-Stokes System with Gradient-Dependent Flux Limitation.” Nonlinear Analysis: Real World Applications 59 (2021).

Winkler, Michael. “Suppressing Blow-up by Gradient-Dependent Flux Limitation in a Planar Keller-Segel-Navier-Stokes System.” Zeitschrift Für Angewandte Mathematik Und Physik 72 (2021).

Winkler, Michael. “Can Rotational Fluxes Impede the Tendency toward Spatial Homogeneity in Nutrient Taxis (-Stokes) Systems?” International Mathematics Research Notices 2021 (2021): 8106–52.

Winkler, Michael. “Boundedness in a Three-Dimensional Keller-Segel-Stokes System with Subcritical Sensitivity.” Applied Mathematics Letters 112 (2021): 106785.

Winkler, Michael. “Does Spatial Homogeneity Ultimately Prevail in Nutrient Taxis Systems? A Paradigm for Structure Support by Rapid Diffusion Decay in an Autonomous Parabolic Flow.” Transactions of the American Mathematical Society 374 (2021): 219–68.