@article{DAN_1970_192_1_a14,
     author = {I. M. Polishchuk},
     title = {Construction of solutions of {Dirichlet} and {Neumann} problems for an unclosed surface},
     journal = {Doklady Akademii Nauk},
     pages = {59--62},
     publisher = {mathdoc},
     volume = {192},
     number = {1},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_192_1_a14/}
}