au.\*:("OBRUCHEV D")
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ON THE EVOLUTION OF THE HETEROSTRACI.OBRUCHEV D.1967; COLLOQUES.INTERNAT.C.N.R.S.-FR.; 1967, NUM. 0163, P. 37 A 43Miscellaneous
ON THE EVOLUTION OF THE PSAMMOSTEIDS (HETEROSTRACI).OBRUCHEV D; MARK KURIK E.1968; IZVEST. AKAD. NAUK ESTON. S.S.R., KHIM. GEOL.; SUN; 1968, VOL. 17, NUM. 0003, P. 279 A 284Miscellaneous
