23465 1933 10 STEFANOVIC, Aleksandar Z. Additional Author mixed material Beograd Savezna uprava za civilnu vazdusnu plovidbu, Skolski centar 1969 Prilog istrazivanju medjuzavisnog razvoja stanovnistva, delatnosti i zivotne sredine ljudi u savremenom svetu STEFANOVIC, Dusan Additional Author mixed material Beograd ICS - Izdavacko-informativni centar studenata 1973 za VIII razred gimnazije STEFANOVIC, Ratomir Additional Author mixed material Beograd Prosveta 1947 Eine Einfuhrung in die Astronomische Navigation fuer Sfortschiffen und Sternfreunde Stein, Walter Additional Author mixed material Berlin Klasing 1969 Kybernetische Tatsachen und Hypothesen STEINBUCH, Karl Additional Author mixed material Berlin [etc.] Springer-Verlag 1963 STEINFATT, W. Additional Author mixed material Berlin VEB Verlag Technik 1954 STEMMER, G. Additional Author mixed material Mainz Krausskopf 1977 Ihre Entwicklung, Anwendung und Zukunft, Eine Einfuhrung in das Wesen des Raketenantriebes, sowie Raketen- und Weltraumfluges STEMMER, Josef Additional Author Sanger, Eugen Additional Author Gartmann, Heinz Additional Author mixed material Zurich Verlagshaus A.G. 1952 STEN\'KO, Ju.M. Additional Author Balakirev, E.M. Additional Author Proseckij, P.A. Additional Author mixed material Moskva Transport 1966 Theorie Trace et Applications STEPANOFF, A.J. Additional Author Hug, M. Additional Author Bergeron, P. Additional Author mixed material Paris Dunod 1961