@article{DAN_1994_339_1_a5,
     author = {I. Ya. Roitberg and Ya. A. Roitberg},
     title = {Green's formula for general parabolic boundary value problems},
     journal = {Doklady Akademii Nauk},
     pages = {24--28},
     publisher = {mathdoc},
     volume = {339},
     number = {1},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1994_339_1_a5/}
}