TY - JOUR AU - C. Olech TI - A connection between two certain methods of successive approximations in differential equations JO - Annales Polonici Mathematici PY - 1961 SP - 237 EP - 245 VL - 11 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-11-3-237-245/ DO - 10.4064/ap-11-3-237-245 LA - en ID - 10_4064_ap_11_3_237_245 ER -