Game mechanics and technological mediation: an ethical perspective on the effects of MMORPG's. - Christian Klemm; Wolter Pieters (Ethics Inf. Technol., 2017)

The Spreadsheet Energy System Model Generator (SESMG): A tool for the optimization of urban energy systems. - Christian Klemm; Gregor Becker; Jan N. Tockloth; Janik Budde; Peter Vennemann (J. Open Source Softw., 2023)