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@article{DE_1982_18_1_a4, author = {T. Sh. Kal'menov}, title = {Regular extensions of the semiminimal {Lavrent'ev--Bitsadze} operator}, journal = {Differencialʹnye uravneni\^a}, pages = {37--58}, publisher = {mathdoc}, volume = {18}, number = {1}, year = {1982}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1982_18_1_a4/} }
T. Sh. Kal'menov. Regular extensions of the semiminimal Lavrent'ev--Bitsadze operator. Differencialʹnye uravneniâ, Tome 18 (1982) no. 1, pp. 37-58. http://geodesic.mathdoc.fr/item/DE_1982_18_1_a4/