TY - JOUR AU - Rong-Nian Wang AU - De-Han Chen AU - Yan Wang TI - The global existence of mild solutions for semilinear fractional Cauchy problems in the $\alpha $-norm JO - Annales Polonici Mathematici PY - 2012 SP - 161 EP - 173 VL - 103 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap103-2-4/ DO - 10.4064/ap103-2-4 LA - en ID - 10_4064_ap103_2_4 ER -