@article{10_21136_CMJ_1986_102104,
     author = {Dr\'abek, Pavel and Lupo, Daniela},
     title = {On generalized periodic solutions of some nonlinear telegraph and beam equations},
     journal = {Czechoslovak Mathematical Journal},
     pages = {434--449},
     publisher = {mathdoc},
     volume = {36},
     number = {3},
     year = {1986},
     doi = {10.21136/CMJ.1986.102104},
     mrnumber = {847771},
     zbl = {0628.35006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1986.102104/}
}