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- [21] VANADIUM AND NICKEL IN PETROLEUM OF BITUMINOUS TATAR ROCKS. Petroleum chemistry U.S.S.R., 1984, 24 (03): : 146 - 147
- [22] Vanadium, nickel and copper in petroleum of the Urals and Volga region COMPTES RENDUS DE L ACADEMIE DES SCIENCES DE L URSS, 1941, 32 : 406 - 409