Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1997_33_12_a9, author = {V. E. Balabaev}, title = {Generalized solutions of first-order, normal elliptic systems and their estimates}, journal = {Differencialʹnye uravneni\^a}, pages = {1661--1669}, publisher = {mathdoc}, volume = {33}, number = {12}, year = {1997}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1997_33_12_a9/} }
V. E. Balabaev. Generalized solutions of first-order, normal elliptic systems and their estimates. Differencialʹnye uravneniâ, Tome 33 (1997) no. 12, pp. 1661-1669. http://geodesic.mathdoc.fr/item/DE_1997_33_12_a9/