@article{DE_2001_37_7_a13,
     author = {S. N. Sytova},
     title = {Finite-Difference {Methods} in {Problems} {Modeling} {Volume} {Free} {Electron} {Lasers}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {976--981},
     publisher = {mathdoc},
     volume = {37},
     number = {7},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2001_37_7_a13/}
}