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@article{DAN_1973_212_1_a18, author = {V. S. Letokhov and A. A. Makarov and E. A. Ryabov}, title = {The determination of population}, journal = {Doklady Akademii Nauk}, pages = {75--78}, publisher = {mathdoc}, volume = {212}, number = {1}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1973_212_1_a18/} }
V. S. Letokhov; A. A. Makarov; E. A. Ryabov. The determination of population. Doklady Akademii Nauk, Tome 212 (1973) no. 1, pp. 75-78. http://geodesic.mathdoc.fr/item/DAN_1973_212_1_a18/