@article{ZVMMF_1999_39_7_a9,
     author = {A. N. Zyl and P. P. Matus},
     title = {Efficient high-order accurate finite-difference schemes for multidimensional parabolic equations on nonuniform grids},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1151--1157},
     publisher = {mathdoc},
     volume = {39},
     number = {7},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1999_39_7_a9/}
}