// <I>Proceedings<D> of international scientific conference Research and development of mechanical elements and systems - Jahorina - IRMES’ 2002, Srpsko Sarajevo, Republika Srpska, 19-20 september 2002. - [Jahorina], 2002, p. 863-868.
P. Nenov; E. A. Angelova; P. Stamatov;
T. Dyulgeryan и др.