@article{ZVMMF_1969_9_5_a2,
     author = {M. K. Likht and L. \`E. Feldman},
     title = {The solution of the problem of minimizing a quadratic functional with approximate input data},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1004--1014},
     publisher = {mathdoc},
     volume = {9},
     number = {5},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1969_9_5_a2/}
}