@article{ZVMMF_1994_34_3_a4,
     author = {R. Yu. Chegis},
     title = {A scheme of increased order of accuracy in the case of cylindrical and spherical symmetry},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {384--394},
     publisher = {mathdoc},
     volume = {34},
     number = {3},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1994_34_3_a4/}
}