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@article{DAN_1973_209_6_a2, author = {S. M. Voronin}, title = {On differential independence of $\zeta$-functions}, journal = {Doklady Akademii Nauk}, pages = {1264--1266}, publisher = {mathdoc}, volume = {209}, number = {6}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1973_209_6_a2/} }
S. M. Voronin. On differential independence of $\zeta$-functions. Doklady Akademii Nauk, Tome 209 (1973) no. 6, pp. 1264-1266. http://geodesic.mathdoc.fr/item/DAN_1973_209_6_a2/