Gradevinska Knjiga
B. Perovic , D. Tosic

Sanders, J.-B., & Onderdelinden, D. (1966). Calculation of the sputtering ratio of single crystalline copper by bombardment with Ar+ ions at normal incidence in the 5 keV-20 keV energy region. In B. Perovic & D. Tosic (Eds.), Proceedings of the Seventh International Conference on Phenomena in Ionized Gases. Beograd, 22-27 August 1965 (pp. 149–151).