@article{DAN_1964_159_5_a16,
     author = {M. Ya. Leonov and N. Yu. Shvayko},
     title = {A complex two-dimensional deformation},
     journal = {Doklady Akademii Nauk},
     pages = {1007--1010},
     publisher = {mathdoc},
     volume = {159},
     number = {5},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1964_159_5_a16/}
}