1. MULTI® - rope-less elevator demonstrator at test tower Rottweil;Appunn;Transportation Systems and Technology,2018
2. Multibody dynamics, volume 12 of Computational methods in applied sciences.;Bottasso,2009
3. DE2002081 (A1). Karl Kudermann. (1970). Elektrischer Antrieb fuer Lastenloerderer.
4. Transrapid MagLev system.;Heinrich,1989
5. Identification of Dynamic Systems: An Introduction with Applications.;Isermann,2011