@article{DE_2005_41_7_a15,
     author = {G. I. Shishkin and L. P. Shishkina},
     title = {A {Higher-Order} {Richardson} {Method} for a {Quasilinear} {Singularly} {Perturbed} {Elliptic} {Reaction-Diffusion} {Equation}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {980--989},
     publisher = {mathdoc},
     volume = {41},
     number = {7},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2005_41_7_a15/}
}