P. Fietkau, A. Baumann, and B. Bertsche. Proceedings of the Institution of Mechanical Engineers. Part K, Journal of multi-body dynamics, 226 (1):
3-16(2011)
P. Fietkau, A. Baumann, and B. Bertsche. Proceedings of the ASME/STLE International Joint Tribology Conference - 2011, page IJTC2011-61030, 179-182. ASME, (2011)
L. Merkle, L. Binanzer, M. Dazer, and A. Nicola. Proceedings of CWD 2023 - Conference for Wind Power Drives, page 172-180. 21.-22.03.2023, Eurogress, Aachen, (March 2023)