// <I>Proceedings<D> of the 34th international symposium Actual tasks on agricultural engineering, Opatija, Croatia, 21-24 february, 2006. - Zagreb : Univ. of Zagreb, p. 97-111.
M. Martinov; V. Scholz; S. Skaljic;
N. Mihaylov;
J. Domac;
B. Ilev;
L. Fara;
V. Ros и др.