@article{ZVMMF_1971_11_1_a7,
     author = {A. I. Propoi},
     title = {On the theory of maximin problems},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {65--78},
     publisher = {mathdoc},
     volume = {11},
     number = {1},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1971_11_1_a7/}
}