Motion and vibration control : selected papers from MOVIC 2008 / ed. H. Ulbrich, 2009 r=on-line
Ulbrich H. Technische Mechanik in Formeln, Aufgaben und Losungen / H. Ulbrich, F. Pfeiffer, H. Weidemann, 2006 r=on-line. - Текст : электронный.
IUTAM symposium on vibration control of nonlinear mechanisms and structures : proceedings of the IUTAM symposium held in Munich, Germany, 18-22 July 2005 / ed. H. Ulbrich, 2005 r=on-line