@article{SM_1984_47_1_a11,
     author = {E. I. Efimova and A. V. Uglanov},
     title = {Green's formula on a {Hilbert} space},
     journal = {Sbornik. Mathematics},
     pages = {215--222},
     publisher = {mathdoc},
     volume = {47},
     number = {1},
     year = {1984},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1984_47_1_a11/}
}