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: PRASOLOV E M SUBBOTIN Ye S KOBLOVA A K FRIK M G NIGMATULLINA F S

Citation: M. Prasolov E et al., Nitrogen-isotope composition of oils from the northeast Volga-Ural petroliferous province, Geochemistry international , 29(6), 1992, pp. 79-88