TY - JOUR AU - F. NEUMAN TI - A Role of Abel's Equation in the Stabitity Theory of Differential Equations JO - Aequationes mathematicae PY - 1971 SP - 66 EP - 70 VL - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AM2_1971__6_136169/ ID - AM2_1971__6_136169 ER -