@article{MM_1994_6_5_a8,
     author = {G. I. Shishkin},
     title = {Grid approximation of singularly perturbed equations, degenerated on the boundary. {The} case of sharply changing coefficients in the neighbourhood of the boundary layer},
     journal = {Matemati\v{c}eskoe modelirovanie},
     pages = {105--121},
     publisher = {mathdoc},
     volume = {6},
     number = {5},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MM_1994_6_5_a8/}
}