Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1981_17_1_a1, author = {B. Baimenov}, title = {Boundary value problems for equations of mixed-composite type}, journal = {Differencialʹnye uravneni\^a}, pages = {13--17}, publisher = {mathdoc}, volume = {17}, number = {1}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1981_17_1_a1/} }
B. Baimenov. Boundary value problems for equations of mixed-composite type. Differencialʹnye uravneniâ, Tome 17 (1981) no. 1, pp. 13-17. http://geodesic.mathdoc.fr/item/DE_1981_17_1_a1/