%0 Journal Article %A Fučík, Svatopluk %A Mawhin, Jean %T Generalized periodic solutions of nonlinear telegraph equations (Preliminary communication) %J Commentationes Mathematicae Universitatis Carolinae %D 1977 %P 813-816 %V 18 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1977__18_4_a16/ %G en %F CMUC_1977__18_4_a16