%0 Journal Article %A A. Lasota %T On the existence and uniqueness of solutions of a multipoint boundary value problem %J Annales Polonici Mathematici %D 1980 %P 305-310 %V 38 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-38-3-305-310/ %R 10.4064/ap-38-3-305-310 %G en %F 10_4064_ap_38_3_305_310