Gagov, V.,
Feschiev, N.,
Minev, E., &
Tomov, B.
(1995).
Experimental Investigations on the Deformability of Sheet Metals. // <I>Procееdings<D> of the Conference on Advances in Materials and Proceesing Technologies, Dublin, Ireland, 1995: Vol.3.- Dublin : Dublin City University, 1995, p. 1389-1395..