TY - JOUR AU - R. Karpe TI - Solutions of two types of differential equations JO - Annales Polonici Mathematici PY - 1968 SP - 33 EP - 38 VL - 21 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-21-1-33-38/ DO - 10.4064/ap-21-1-33-38 LA - en ID - 10_4064_ap_21_1_33_38 ER -