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@article{DE_1988_24_5_a10, author = {A. V. Bitsadze}, title = {Some properties of polyharmonic functions}, journal = {Differencialʹnye uravneni\^a}, pages = {825--831}, publisher = {mathdoc}, volume = {24}, number = {5}, year = {1988}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1988_24_5_a10/} }
A. V. Bitsadze. Some properties of polyharmonic functions. Differencialʹnye uravneniâ, Tome 24 (1988) no. 5, pp. 825-831. http://geodesic.mathdoc.fr/item/DE_1988_24_5_a10/