TY - JOUR AU - Giovanni Bellettini AU - M. Chermisi AU - Matteo Novaga TI - Crystalline curvature flow of planar networks JO - Interfaces and free boundaries PY - 2006 SP - 481 EP - 521 VL - 8 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4171/ifb/152/ DO - 10.4171/ifb/152 ID - 10_4171_ifb_152 ER -