@article{DAN_1976_228_1_a3,
     author = {V. K. Leont'ev},
     title = {Stability in combinatorial choice problems},
     journal = {Doklady Akademii Nauk},
     pages = {23--25},
     year = {1976},
     volume = {228},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_228_1_a3/}
}