@article{ZVMMF_1976_16_5_a34,
     author = {G. M. Vainikko},
     title = {Linear operators and approximation: {P.} {L.~Butzer,} {B.~Sz.-Nagy} {(Editors).~II.} {Birkh\"auser,} {Basel{\textendash}Stuttgart.} 588~p. 1974. {Book} review},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1368},
     publisher = {mathdoc},
     volume = {16},
     number = {5},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1976_16_5_a34/}
}