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@article{DE_1984_20_4_a24, author = {T. V. Treneva}, title = {On the notion of a strongly connected elliptic system}, journal = {Differencialʹnye uravneni\^a}, pages = {723--726}, publisher = {mathdoc}, volume = {20}, number = {4}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1984_20_4_a24/} }
T. V. Treneva. On the notion of a strongly connected elliptic system. Differencialʹnye uravneniâ, Tome 20 (1984) no. 4, pp. 723-726. http://geodesic.mathdoc.fr/item/DE_1984_20_4_a24/