Hammer W. Untersuchungen zur Verbesserung des Lenkverhaltens von Gabelstaplern / W. Hammer, 1989. - 145 S. - Текст : непосредственный.
Experimental findings on self-recovery and improvement of representative parameters of some semiconductor devices as irradiated in fast neutron flux / W.Hammer,Sl.Sterlinski,V.M.Nazarov,Z.Bober, 1990. - 6 p. - Текст : непосредственный.