@article{DE_1993_29_7_a12,
     author = {A. D. Lyashko and M. R. Timerbaev},
     title = {Estimates for the accuracy of schemes of the finite element method for second-order degenerate elliptic equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1210--1215},
     publisher = {mathdoc},
     volume = {29},
     number = {7},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1993_29_7_a12/}
}