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@article{DE_1967_3_8_a10, author = {L. I. Kamynin}, title = {On the smoothness of thermal potentials. {IV}}, journal = {Differencialʹnye uravneni\^a}, pages = {1303--1312}, publisher = {mathdoc}, volume = {3}, number = {8}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1967_3_8_a10/} }
L. I. Kamynin. On the smoothness of thermal potentials. IV. Differencialʹnye uravneniâ, Tome 3 (1967) no. 8, pp. 1303-1312. http://geodesic.mathdoc.fr/item/DE_1967_3_8_a10/