Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1971_7_8_a9, author = {F. Sh. Baiguzin}, title = {A certain boundary value for a fourth order equation of mixed type}, journal = {Differencialʹnye uravneni\^a}, pages = {1429--1439}, publisher = {mathdoc}, volume = {7}, number = {8}, year = {1971}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1971_7_8_a9/} }
F. Sh. Baiguzin. A certain boundary value for a fourth order equation of mixed type. Differencialʹnye uravneniâ, Tome 7 (1971) no. 8, pp. 1429-1439. http://geodesic.mathdoc.fr/item/DE_1971_7_8_a9/