Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1972_8_7_a26, author = {P. K. Senatorov}, title = {Letter to the editors}, journal = {Differencialʹnye uravneni\^a}, pages = {1332}, publisher = {mathdoc}, volume = {8}, number = {7}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1972_8_7_a26/} }
P. K. Senatorov. Letter to the editors. Differencialʹnye uravneniâ, Tome 8 (1972) no. 7. http://geodesic.mathdoc.fr/item/DE_1972_8_7_a26/