Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1991_49_1_a16, author = {V. V. Shelukhin}, title = {On~a~quadratic functional in a nonlocal boundary value problem for the heat equation}, journal = {Matemati\v{c}eskie zametki}, pages = {135--143}, publisher = {mathdoc}, volume = {49}, number = {1}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1991_49_1_a16/} }
V. V. Shelukhin. On~a~quadratic functional in a nonlocal boundary value problem for the heat equation. Matematičeskie zametki, Tome 49 (1991) no. 1, pp. 135-143. http://geodesic.mathdoc.fr/item/MZM_1991_49_1_a16/