@article{ZVMMF_1990_30_4_a17,
     author = {A. O. Alekseev and O. G. Alekseev and V. D. Kiselev},
     title = {The use of duality to determine the branching order of variables and to estimate the bounds in the solution of the knapsack problem},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {630--631},
     year = {1990},
     volume = {30},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1990_30_4_a17/}
}