TY - JOUR AU - Shangbin Cui AU - Avner Friedman TI - A Hyperbolic Free Boundary Problem Modeling Tumor Growth JO - Interfaces and free boundaries PY - 2003 SP - 159 EP - 182 VL - 5 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4171/ifb/76/ DO - 10.4171/ifb/76 ID - 10_4171_ifb_76 ER -