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121Julkaistu 1989### CRL customization ### ?> ### Add publisher and desc details ### ?>Moskva : Vses. nauchno-issl. in-t ėkonomiki mineralʹnogo syrʹ︠i︡a i geologorazvedochnykh rabot, 1989.167 p. : ill. ; 22 cm.“...International Geological Congress Washington, D.C....”