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@article{MZM_1969_6_4_a7, author = {V. V. Napalkov}, title = {On the extension of a~generalized differentiation operator}, journal = {Matemati\v{c}eskie zametki}, pages = {425--436}, publisher = {mathdoc}, volume = {6}, number = {4}, year = {1969}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1969_6_4_a7/} }
V. V. Napalkov. On the extension of a~generalized differentiation operator. Matematičeskie zametki, Tome 6 (1969) no. 4, pp. 425-436. http://geodesic.mathdoc.fr/item/MZM_1969_6_4_a7/