TY - JOUR AU - Vanstone, J. R. TI - Theory of Ordinary Differential Equations. by R. H. Cole. Appleton-Century-Crofts, New York (1968). xi + 273 pp. JO - Canadian mathematical bulletin PY - 1970 SP - 288 EP - 289 VL - 13 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0008439500031763/ DO - 10.1017/S0008439500031763 ID - 10_1017_S0008439500031763 ER -