@article{IVM_1987_10_a1,
     author = {Yu. A. Belov and V. S. Kas'yanyuk},
     title = {On the set of values of a~linear functional subject to constraints involving~$m$ other linear functionals},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {6--10},
     publisher = {mathdoc},
     number = {10},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1987_10_a1/}
}