Home News Press Releases Dr. Yan Ma receives Walter Benjamin Grant of the German Research Foundation Publications of Christian Leppin All genres Journal Article (1) Journal Article (1) 1. Journal Article Costagliola, G.; Brink, T.; Richard, J.; Leppin, C.; Despois, A.; Molinari, J.-F.: A Simple Mechanistic Model for Friction of Rough Partially Lubricated Surfaces. Tribology Letters 69 (3), 93 (2021) MPG.PuRe DOI publisher-version