TY - JOUR AU - Růžičková, Helena TI - Boundary value problems for the mildly non-linear ordinary differential equation of the fourth order JO - Applications of Mathematics PY - 1974 SP - 216 EP - 231 VL - 19 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1974.103536/ DO - 10.21136/AM.1974.103536 LA - en ID - 10_21136_AM_1974_103536 ER -