Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1968_178_3_a7, author = {A. L. Krylov}, title = {Difference approximation to differential operators of mathematical physics}, journal = {Doklady Akademii Nauk}, pages = {535--538}, publisher = {mathdoc}, volume = {178}, number = {3}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1968_178_3_a7/} }
A. L. Krylov. Difference approximation to differential operators of mathematical physics. Doklady Akademii Nauk, Tome 178 (1968) no. 3, pp. 535-538. http://geodesic.mathdoc.fr/item/DAN_1968_178_3_a7/