@article{ZVMMF_1978_18_4_a3,
     author = {A. I. Grebennikov},
     title = {An explicit method for the approximation of functions of one and several variables by splines},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {853--859},
     publisher = {mathdoc},
     volume = {18},
     number = {4},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1978_18_4_a3/}
}