@article{IVM_2005_3_a2,
     author = {A. N. Koval'chuk and O. L. Yablonskii and V. G. Navakhrost},
     title = {On the approximation of differential equations with generalized coefficients by finite-difference equations with averaging},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {23--31},
     publisher = {mathdoc},
     number = {3},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2005_3_a2/}
}