@article{DAN_1996_350_6_a4,
     author = {O. A. Oleinik and T. A. Shaposhnikova},
     title = {On the {Dirichlet} problem for the biharmonic equation in a domain},
     journal = {Doklady Akademii Nauk},
     pages = {742--745},
     publisher = {mathdoc},
     volume = {350},
     number = {6},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1996_350_6_a4/}
}