| Reference | {Deposit:: MAP OF MINERAL RESOURCES OF RUSSIA AND ADJACENT COUNTRIES}{Deposit:: (IN THE FORMER USSR BOUNDARIES), 1991, SCALE 1:5,000,000.}{Deposit:: PUBLISHED IN RUSSIA.}{Deposit:: SHABAD, T., BASIC INDUSTRIAL RESOURCES OF THE USSR,}{Deposit:: COLUMBIA UNIV. PRESS, NEW YORK, 1969, PP.279, 331.} |