Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1973_9_12_a14, author = {Yu. K. Lando}, title = {Controllable integro-differential operators}, journal = {Differencialʹnye uravneni\^a}, pages = {2227--2230}, publisher = {mathdoc}, volume = {9}, number = {12}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1973_9_12_a14/} }
Yu. K. Lando. Controllable integro-differential operators. Differencialʹnye uravneniâ, Tome 9 (1973) no. 12, pp. 2227-2230. http://geodesic.mathdoc.fr/item/DE_1973_9_12_a14/