TY - JOUR AU - Klimperová, Nina TI - Periodic solutions to the inhomogeneous sine-Gordon equation JO - Commentationes Mathematicae Universitatis Carolinae PY - 1979 SP - 329 EP - 333 VL - 20 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1979__20_2_a10/ LA - en ID - CMUC_1979__20_2_a10 ER -