TY - JOUR AU - Kopáčková, Marie TI - On periodic solution of a nonlinear beam equation JO - Applications of Mathematics PY - 1983 SP - 108 EP - 115 VL - 28 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1983.104011/ DO - 10.21136/AM.1983.104011 LA - en ID - 10_21136_AM_1983_104011 ER -