@article{ZNSL_1990_180_a6,
     author = {E. S. Gutshabash and V. D. Lipovskii},
     title = {Boundary-value problem for two-dimensional elliptic {sine-Gordon} equation and it's application to the theory of stationary {Josephson} effect},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {53--62},
     publisher = {mathdoc},
     volume = {180},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1990_180_a6/}
}