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@article{FAA_1969_3_4_a6, author = {I. A. Shishmarev}, title = {A mean value theorem for a polyharmonic equation and its consequences}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {69--76}, publisher = {mathdoc}, volume = {3}, number = {4}, year = {1969}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1969_3_4_a6/} }
I. A. Shishmarev. A mean value theorem for a polyharmonic equation and its consequences. Funkcionalʹnyj analiz i ego priloženiâ, Tome 3 (1969) no. 4, pp. 69-76. http://geodesic.mathdoc.fr/item/FAA_1969_3_4_a6/