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@article{DE_1984_20_3_a17, author = {U. Raitums}, title = {On the loss of smoothness of differential operators in the case of $G$-convergence}, journal = {Differencialʹnye uravneni\^a}, pages = {508--513}, publisher = {mathdoc}, volume = {20}, number = {3}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1984_20_3_a17/} }
U. Raitums. On the loss of smoothness of differential operators in the case of $G$-convergence. Differencialʹnye uravneniâ, Tome 20 (1984) no. 3, pp. 508-513. http://geodesic.mathdoc.fr/item/DE_1984_20_3_a17/