Intermediate structure in nuclear reactions; lectures, by Richard H. Lemmer [and others] Edited by Hugh P. Kennedy and Rudolph Schrils.Richard H Lemmer, Hugh P Kennedy & 2 more1968ZIP
Atlas de Semne Convenționale Pentru Hărțile Topografice la Scările 1:25000, 1:50000, 1:100000, 1:200000, 1:500000, 1:1000000Lt. col. ing. Grigore Toma, Lt. col. ing. Tudor Mănăilă, cartograf Viorica Hârlab1975PDF