TY - JOUR AU - C. Olech AU - A. Pliƛ TI - Monotonicity assumption in uniqueness criteria for differential equations JO - Colloquium Mathematicum PY - 1967 SP - 43 EP - 58 VL - 18 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-18-1-43-58/ DO - 10.4064/cm-18-1-43-58 LA - en ID - 10_4064_cm_18_1_43_58 ER -