Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1988_298_1_a5, author = {S. Z. Levendorskii}, title = {Coercivity of degenerate elliptic operators}, journal = {Doklady Akademii Nauk}, pages = {29--31}, publisher = {mathdoc}, volume = {298}, number = {1}, year = {1988}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1988_298_1_a5/} }
S. Z. Levendorskii. Coercivity of degenerate elliptic operators. Doklady Akademii Nauk, Tome 298 (1988) no. 1, pp. 29-31. http://geodesic.mathdoc.fr/item/DAN_1988_298_1_a5/