Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1979_15_3_a9, author = {L. A. Kotko and Hoang Quoc Toan}, title = {Elliptic boundary value problems in variable domains}, journal = {Differencialʹnye uravneni\^a}, pages = {458--464}, publisher = {mathdoc}, volume = {15}, number = {3}, year = {1979}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1979_15_3_a9/} }
L. A. Kotko; Hoang Quoc Toan. Elliptic boundary value problems in variable domains. Differencialʹnye uravneniâ, Tome 15 (1979) no. 3, pp. 458-464. http://geodesic.mathdoc.fr/item/DE_1979_15_3_a9/