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@article{MS_1945__59_2_a1, author = {{\CYRB}.{\CYRM}. {\CYRL}{\cyre}{\cyrv}{\cyri}{\cyrt}{\cyra}{\cyrn}}, title = {A generalization of the operation of translation and infinite hypercomplex systems. {III}}, journal = {Matemati\v{c}eskij sbornik}, pages = {163--192}, publisher = {mathdoc}, volume = {59}, number = {2}, year = {1945}, zbl = {0063.03525}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MS_1945__59_2_a1/} }
Б.М. Левитан. A generalization of the operation of translation and infinite hypercomplex systems. III. Matematičeskij sbornik, Tome 59 (1945) no. 2, pp. 163-192. http://geodesic.mathdoc.fr/item/MS_1945__59_2_a1/