Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_2005_41_10_a21, author = {V. I. Fomin}, title = {On a {Weakly} {Degenerate} {First-Order} {Linear} {Differential} {Equation} in a {Banach} {Space}}, journal = {Differencialʹnye uravneni\^a}, pages = {1433--1435}, publisher = {mathdoc}, volume = {41}, number = {10}, year = {2005}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_2005_41_10_a21/} }
V. I. Fomin. On a Weakly Degenerate First-Order Linear Differential Equation in a Banach Space. Differencialʹnye uravneniâ, Tome 41 (2005) no. 10, pp. 1433-1435. http://geodesic.mathdoc.fr/item/DE_2005_41_10_a21/