TY - JOUR AU - Li Chen AU - Jinhuan Wang TI - Exact criterion for global existence and blow up to a degenerate Keller-Segel system JO - Documenta mathematica PY - 2014 SP - 103 EP - 120 VL - 19 UR - http://geodesic.mathdoc.fr/articles/10.4171/dm/441/ DO - 10.4171/dm/441 ID - 10_4171_dm_441 ER -