@article{ZVMMF_2010_50_3_a5,
     author = {G. I. Shishkin and L. P. Shishkina},
     title = {A {Richardson} scheme of an increased order of accuracy for a semilinear singularly perturbed elliptic convection-diffusion equation},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {458--478},
     publisher = {mathdoc},
     volume = {50},
     number = {3},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2010_50_3_a5/}
}