Proposatutako topikoa bilaketarako iradokizunak
Proposatutako topikoa bilaketarako iradokizunak
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1Argitaratua 1969### CRL customization ### ?> ### Add publisher and desc details ### ?>Sofii︠a︡ : Izd-vo na Bŭlgarska akademii︠a︡ na naukite, 1969-1974.6 v. : ill., maps (some folded) ; 24 cm.Gaiak: “...Geology, Structural Bulgaria Periodicals....”
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2Argitaratua 1959### CRL customization ### ?> ### Add publisher and desc details ### ?>Sofi︠i︡a : Minno delo, -1959.v. : ill. ; 24 cm.Gaiak: “...Mining engineering Periodicals....”
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3Sofi︠i︡a : [s.n.],v. : ill. ; 28 cm.Gaiak: “...Mining engineering Periodicals....”
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4Sofi︠i︡a.v. ill., maps. 24 cm.Gaiak: “...Iron industry and trade Bulgaria Periodicals....”