@article{DAN_1971_199_5_a7,
     author = {T. E. Kulakovskaya},
     title = {Necessary and sufficient conditions for the coincidence of core and solution in a classical cooperative game},
     journal = {Doklady Akademii Nauk},
     pages = {1015--1017},
     year = {1971},
     volume = {199},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1971_199_5_a7/}
}