Tavana, Madjid, et al. “A New Non-Radial Directional Distance Model for Data Envelopment Analysis Problems with Negative and Flexible Measures.”10.1016/j.omega.2020.102355__Omega, vol. 102, 102355, Elsevier BV, 2021, doi:10.1016/j.omega.2020.102355.

Weiss Lucas, Carolin, et al. “The Cologne Picture Naming Test for Language Mapping and Monitoring (CoNaT): An Open Set of 100 Black and White Object Drawings.”10.3389/fneur.2021.633068__Frontiers in Neurology, vol. 12, Frontiers Media SA, 2021, doi:10.3389/fneur.2021.633068.

Nettekoven, Charlotte, et al. “Improving the Efficacy and Reliability of &;scp&;rTMS&;/Scp&; Language Mapping by Increasing the Stimulation Frequency.”10.1002/hbm.25619__Human Brain Mapping, vol. 42, no. 16, Wiley, 2021, pp. 5309–21, doi:10.1002/hbm.25619.

Ziegler, Felix, et al. “Confinement Effects for Efficient Macrocyclization Reactions with Supported Cationic Molybdenum Imido Alkylidene N-Heterocyclic Carbene Complexes.”10.1021/acscatal.1c03057__ACS Catalysis, vol. 11, no. 18, American Chemical Society (ACS), 2021, pp. 11570–78, doi:10.1021/acscatal.1c03057.

Panyam, Pradeep K. R., et al. “Rh(I)/(III)NHeterocyclic Carbene Complexes: Effect of Steric Confinement Upon Immobilization on Regio and Stereoselectivity in the Hydrosilylation of Alkynes.”10.1002/chem.202103099__Chemistry – A European Journal, vol. 27, no. 68, Wiley, 2021, pp. 17220–29, doi:10.1002/chem.202103099.

Maier, Sarah, et al. “Immobilized Platinum Hydride Species as Catalysts for Olefin Isomerizations and Enyne Cycloisomerizations.”10.1021/acs.organomet.1c00216__Organometallics, vol. 40, no. 11, American Chemical Society (ACS), 2021, pp. 1751–57, doi:10.1021/acs.organomet.1c00216.

Huber-Gedert, Marina, et al. “Fundamental Characterization, Photophysics and Photocatalysis of a Base Metal Iron(II)Cobalt(III) Dyad.”10.1002/chem.202100766__Chemistry – A European Journal, vol. 27, no. 38, Wiley, 2021, pp. 9905–18, doi:10.1002/chem.202100766.

Flath, Beate, and Maryam Momen Pour Tafreshi. “Work-Related Practices of Local Managers of Live Music Events in Ostwestfalen-Lippe (OWL) and Their Impact on Cultural Participation.”10.1108/aam-09-2020-0040__Arts and the Market, vol. 11, no. 2, Emerald, 2021, pp. 109–22, doi:10.1108/aam-09-2020-0040.

Flath, Beate. “Digitale Stille. Über Die Bedeutung von Universitäten Und Wissenschaft in Der Covid-19-Pandemie.” Das HEFT. Das Paderborner Veranstaltungs- Und Kulturmagazin, 2021, pp. 7–11.

Flath, Beate. “Data-Based Co-Creation and Participation: Reflections on an Ambivalent Relation by the Example of Music Apps.” Pop – Power – Positions. Globale Beziehungen Und Populäre Musik (~Vibes – The IASPM D-A-CH Series 1, vol. 1, 2021, pp. 155–70.

Klingmann, Heinrich. “Das Besondere und das Allgemeine in musikdidaktischen Kontexten.” Musikalische Bildung. Didaktik - Lehrerinnen- und Lehrerbildung - Theorie. Festschrift für Werner Jank., edited by Katharina Schilling-Sandvoß et al., Helbling, 2021, pp. 81–102.

Klingmann, Heinrich, and Michael Ahlers. “Doing Popkultur.” Musik-Didaktik. Praxishandbuch Für Die Sekundarstufe 1 Und 2, edited by Werner Jank, 9th ed., Cornelsen Scriptor, 2021, pp. 226–35.

Markewitz, Friedrich. “Textsortengeschichte.” WSK Band 6 (Wörterbücher zur Sprach- und Kommunikationswissenschaft): Text- und Diskurslinguistik, edited by Christina Gansel and Constanze Spieß, Walter de Gruyter, 2021.

Heise, Tillmann. “Das egeheime Europa“. Hugo von Hofmannsthals späte Parallelaktion zu Stefan Georges egeheimem Deutschland“(191931923).” eSehnsucht nach dem Leben“. Tradition und Innovation im Werk Hugo von Hofmannsthals, edited by Roland Innerhofer and Szilvia  Ritz, vol. 19, praesens, 2021, pp. 25337.

Heise, Tillmann. “Das aErfundene Gespräc als transatlantischer Dialog. Gattungsvariationen und Gedankenexperimente in Hofmannsthals Gesprächsfragment 8Brief ans Dial9 (1925).”doi.org/10.5771/9783968218403__Hofmannsthal-Jahrbuch, vol. 29, 2021, pp. 2593280, doi:doi.org/10.5771/9783968218403.

Heise, Tillmann, and Barbara Beßlich. “Verfreundete Europäer im Kampf mit der Moderne.” Ruperto Carola Forschungsmagazin, vol. 17, 2021, pp. 122–131.

Tavana, Madjid, et al. “A Mathematical Programming Approach for Equitable COVID-19 Vaccine Distribution in Developing Countries.”10.1007/s10479-021-04130-z__Annals of Operations Research, Springer Science and Business Media LLC, 2021, doi:10.1007/s10479-021-04130-z.

Bartlitz, David. “Kriterien der Sanktionierung einer Verletzung der Bonitätsprüfungspflicht.” Neue Juristische Wochenschrift (NJW), no. 50, 2021, pp. 3627–30.

Bartlitz, David. “Zum Anscheinsbeweis bei der Verwendung von Zahlungskarten mit PIN und zur Pflicht zur Sperranzeige. Anmerkung zu OLG Bremen, Beschl. v. 19.05.2021 - 1 W 4/21.” Entscheidungen zum Wirtschaftsrecht (EWiR), no. 24, 2021, pp. 739–40.

Bartlitz, David. “Ärger vor der Registereintragung.” Juristische Arbeitsblätter (JA), no. 4, 2021, pp. 282–89.