Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IM2_1983_21_3_a8, author = {E. M. Nikishin}, title = {Letter to the {Editor}}, journal = {Izvestiya. Mathematics }, pages = {609}, publisher = {mathdoc}, volume = {21}, number = {3}, year = {1983}, language = {en}, url = {http://geodesic.mathdoc.fr/item/IM2_1983_21_3_a8/} }
E. M. Nikishin. Letter to the Editor. Izvestiya. Mathematics , Tome 21 (1983) no. 3. http://geodesic.mathdoc.fr/item/IM2_1983_21_3_a8/