@article{ZVMMF_2011_51_6_a11,
     author = {P. N. Vabishchevich},
     title = {Two-level schemes of higher approximation order for time-dependent problems with skew-symmetric operators},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1121--1132},
     year = {2011},
     volume = {51},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2011_51_6_a11/}
}