@article{DAN_1963_153_4_a14,
     author = {V. V. Tolmachev},
     title = {The modified and the true formulation of the problem concerning a non-ideal {Bose{\textendash}Einstein} system of many particles},
     journal = {Doklady Akademii Nauk},
     pages = {794--797},
     year = {1963},
     volume = {153},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1963_153_4_a14/}
}