TY - JOUR AU - Wei-Yue Ding AU - Yunmei Chen TI - Blow-up and global existence for heat flows of harmonic maps. JO - Inventiones mathematicae PY - 1990 SP - 567 EP - 578 VL - 99 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM_1990__99_1_143770/ ID - IM_1990__99_1_143770 ER -