@article{ZVMMF_2005_45_1_a6,
     author = {O. A. Kovyrkina and V. V. Ostapenko},
     title = {Construction of asymptotics of a discrete solution based on nonclassical differential approximations},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {88--109},
     publisher = {mathdoc},
     volume = {45},
     number = {1},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2005_45_1_a6/}
}