TY - JOUR AU - Svatoslav Staněk TI - On a class of functional boundary value problems for the equation x'' = f(t,x,x',x'',λ) JO - Annales Polonici Mathematici PY - 1994 SP - 225 EP - 237 VL - 59 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-59-3-225-237/ DO - 10.4064/ap-59-3-225-237 LA - en ID - 10_4064_ap_59_3_225_237 ER -