TY - JOUR AU - Kevin Sturm TI - A structure theorem for shape functions defined on submanifolds JO - Interfaces and free boundaries PY - 2016 SP - 523 EP - 543 VL - 18 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4171/ifb/372/ DO - 10.4171/ifb/372 ID - 10_4171_ifb_372 ER -