@article{ZVMMF_2000_40_11_a7,
     author = {G. I. Shishkin},
     title = {Approximation of systems of convection-diffusion elliptic equations with parabolic boundary layers},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1648--1661},
     year = {2000},
     volume = {40},
     number = {11},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2000_40_11_a7/}
}