@article{ZVMMF_1971_11_3_a28,
     author = {M. G. Khatskel'},
     title = {Apropos the paper of {S.} {A.~Piyavskii} {{\textquotedblleft}A} certain method of solving boundary value problems{\textquotedblright} (letter to the editors)},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {792--793},
     publisher = {mathdoc},
     volume = {11},
     number = {3},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1971_11_3_a28/}
}