Authors: PRASOLOV E M SUBBOTIN Ye S TIKHOMIROV V V

Citation: M. Prasolov E et al., Isotope composition of molecular-nitrogen in USSR natural gases, Geochemistry international , 28(2), 1991, pp. 11-22

Authors: TIKHOMIROV V V

Citation: V. Tikhomirov V, He levels in stratal gases as an indication of their formation conditions, Geochemistry international , 28(12), 1991, pp. 39-53