TY - JOUR AU - Marco Antonio Fontelos AU - Ana I. Muñoz TI - A free boundary problem in glaciology: The motion of grounding lines JO - Interfaces and free boundaries PY - 2007 SP - 67 EP - 93 VL - 9 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4171/ifb/156/ DO - 10.4171/ifb/156 ID - 10_4171_ifb_156 ER -