@article{ZVMMF_1990_30_6_a4,
     author = {V. N. Nefedov},
     title = {A~mathematical programming problem with a~convex irregular feasible set},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {844--857},
     year = {1990},
     volume = {30},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1990_30_6_a4/}
}