@article{ZVMMF_2000_40_2_a2,
     author = {I. S. Litvinchev},
     title = {Ellipsoids containing optimal solutions of the linear programming problem},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {188--198},
     year = {2000},
     volume = {40},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2000_40_2_a2/}
}