@article{DAN_1992_322_4_a9,
     author = {G. I. Voitov and Yu. M. Miller and V. A. Nivin},
     title = {On carbon isotope instabilities of $\mathrm{CH}_4$ in free gases of the {Lovozersky} alkali massif},
     journal = {Doklady Akademii Nauk},
     pages = {681--685},
     publisher = {mathdoc},
     volume = {322},
     number = {4},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1992_322_4_a9/}
}