| Reference | {Deposit:: SHABAD, T., BASIC INDUSTRIAL RESOURCES OF THE USSR. COLUMBIA}{Deposit:: UNIV. PRESS, NEW YORK. 1969, PP. 199-200.}{Deposit:: MINING ANNUAL REVIEW. 1972, P. 424.}{Deposit:: IRON AND STEEL WORKS OF THE USSR. METAL BULLETIN BOOKS LTD.}{Deposit:: 1992, P. 2.} |