@article{MZM_1992_52_4_a2,
     author = {R. F. Bikbaev and A. R. Its},
     title = {Algebrogeometric solutions of the nonlinear boundary problem on a segment for the {sine-Gordon} equation},
     journal = {Matemati\v{c}eskie zametki},
     pages = {19--28},
     publisher = {mathdoc},
     volume = {52},
     number = {4},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1992_52_4_a2/}
}