@article{DE_2006_42_7_a5,
     author = {A. V. Gulin and N. I. Ionkin and V. A. Morozova},
     title = {Study of the norm in stability problems for nonlocal difference schemes},
     journal = {Differencialʹnye uravneni\^a},
     pages = {914--923},
     publisher = {mathdoc},
     volume = {42},
     number = {7},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2006_42_7_a5/}
}