CONTRIBUTION DES MINERAUX ARGILEUX A L'EMMAGASINEMENT ET A LA MISE SOUS ECRAN DANS DES FORMATIONS MESOZOIQUES DU PREBALKAN OCCIDENTALSTEFANOV DD.1979; DOKL. BOLG. AKAD. NAUK; ISSN 0366-8681; BGR; DA. 1979; VOL. 32; NO 11; PP. 1531-1534; BIBL. 7 REF.Article

PRELIMINARY ORGANIC GEOCHEMICAL STUDIES OF DSDP CORES, LEG 42B, BLACK SEA.VUCHEV VT; VYCHEV VT; IVANOV CH P et al.1978; INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT/1975/ISTANBUL, TURKEY TO ISTANBUL, TURKEY; USA; WASHINGTON: U.S. GOVERNMENT PRINTING OFFICE; DA. 1978; VOL. 42; NO 2; PP. 723-728; BIBL. 4 REF.; 10 ILL.; 6 ANAL.Book Chapter