TY - JOUR AU - A. Zajtz TI - Automorphisms of differential groups JO - Colloquium Mathematicum PY - 1972 SP - 241 EP - 248 VL - 26 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-26-1-241-248/ DO - 10.4064/cm-26-1-241-248 LA - en ID - 10_4064_cm_26_1_241_248 ER -