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@article{TRSPY_1991_200_a7, author = {V. S. Vinogradov}, title = {On the reduction of elliptic system of order one on the plane to the complex special form}, journal = {Informatics and Automation}, pages = {84--87}, publisher = {mathdoc}, volume = {200}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1991_200_a7/} }
V. S. Vinogradov. On the reduction of elliptic system of order one on the plane to the complex special form. Informatics and Automation, Number theory, algebra, analysis and their applications, Tome 200 (1991), pp. 84-87. http://geodesic.mathdoc.fr/item/TRSPY_1991_200_a7/