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@article{DE_1974_10_1_a18, author = {V. I. Ermakov}, title = {Critical points of the {Green's} function for the exterior of a symmetric domain}, journal = {Differencialʹnye uravneni\^a}, pages = {162--164}, publisher = {mathdoc}, volume = {10}, number = {1}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1974_10_1_a18/} }
V. I. Ermakov. Critical points of the Green's function for the exterior of a symmetric domain. Differencialʹnye uravneniâ, Tome 10 (1974) no. 1, pp. 162-164. http://geodesic.mathdoc.fr/item/DE_1974_10_1_a18/