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@article{MZM_1973_13_3_a0, author = {E. M. Nikishin}, title = {On systems of convergence in measure for $l_2$}, journal = {Matemati\v{c}eskie zametki}, pages = {337--340}, publisher = {mathdoc}, volume = {13}, number = {3}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1973_13_3_a0/} }
E. M. Nikishin. On systems of convergence in measure for $l_2$. Matematičeskie zametki, Tome 13 (1973) no. 3, pp. 337-340. http://geodesic.mathdoc.fr/item/MZM_1973_13_3_a0/