| Reference | {Deposit:: ALEXANDROV, E.A., PROBLEMS OF GENESIS OF SEDIMENTARY}{Deposit:: MANGANESE DEPOSITS. PHD. DISSERTATION, COLUMBIA UNIV.,}{Deposit:: NEW YORK, 1965, PP. 3, 79, 82.}{Deposit:: ALEXANDROV, E.A. OUTLOOK FOR SOVIET MANGANESE ORE THROUGH}{Deposit:: 1990. PREPARED FOR BUMINES DIV. OF ANALYTIC STUDIES.}{Deposit:: APRIL 1981, P. 21.}{Deposit:: STRISHKOV, V.V. AND R.M. LEVINE. THE MANGANESE INDUSTRY OF}{Deposit:: THE U.S.S.R. BUMINES MINERAL ISSUES. SEPT. 1987, P. 12.} |