@article{MZM_1990_47_1_a14,
     author = {I. A. Taimanov},
     title = {Smooth real finite-zonal solutions of {sine-Gordon} equations},
     journal = {Matemati\v{c}eskie zametki},
     pages = {147--156},
     publisher = {mathdoc},
     volume = {47},
     number = {1},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1990_47_1_a14/}
}