@article{DE_1968_4_7_a11,
     author = {O. Napetvaridze},
     title = {Problems for the heat equation with mixed boundary conditions},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1283--1288},
     publisher = {mathdoc},
     volume = {4},
     number = {7},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1968_4_7_a11/}
}