@article{SM_1978_34_4_a6,
     author = {M. V. Safonov},
     title = {On the {Dirichlet} problem for {Bellman's} equation in a~plane domain},
     journal = {Sbornik. Mathematics},
     pages = {521--526},
     publisher = {mathdoc},
     volume = {34},
     number = {4},
     year = {1978},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1978_34_4_a6/}
}