Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1960_131_5_a2, author = {T. D. Ventcel'}, title = {A free boundary problem for the heat equation}, journal = {Doklady Akademii Nauk}, pages = {1000--1003}, publisher = {mathdoc}, volume = {131}, number = {5}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1960_131_5_a2/} }
T. D. Ventcel'. A free boundary problem for the heat equation. Doklady Akademii Nauk, Tome 131 (1960) no. 5, pp. 1000-1003. http://geodesic.mathdoc.fr/item/DAN_1960_131_5_a2/