@article{ZVMMF_1980_20_4_a26,
     author = {E. N. Gordeev and V. K. Leont'ev},
     title = {Stability in bottleneck problems},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1071--1075},
     year = {1980},
     volume = {20},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1980_20_4_a26/}
}