@article{ZVMMF_1969_9_2_a12,
     author = {S. A. Kas'yanyuk},
     title = {A certain problem in infinite linear fractional programming},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {413--417},
     year = {1969},
     volume = {9},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1969_9_2_a12/}
}