@article{DE_1996_32_5_a11,
     author = {I. A. Blatov},
     title = {On {Galerkin's} finite element method for singularly perturbed parabolic initial-boundary value problems. {I.} {Main} result and estimates for the norms of projectors},
     journal = {Differencialʹnye uravneni\^a},
     pages = {661--669},
     publisher = {mathdoc},
     volume = {32},
     number = {5},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1996_32_5_a11/}
}