@article{DAN_1992_325_5_a1,
     author = {M. A. Atakhodzhaev},
     title = {Interior-boundary value problems for the biharmonic equation},
     journal = {Doklady Akademii Nauk},
     pages = {893--896},
     year = {1992},
     volume = {325},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1992_325_5_a1/}
}