TY - JOUR AU - Paulus Gerdes TI - African dance rattle capsules from Cameroon to Madagascar, from Somalia to Mozambique: Plaiting a symmetric, nonahedral shape JO - Visual Mathematics PY - 2012 VL - 14 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VM_2012_14_3_a2/ LA - en ID - VM_2012_14_3_a2 ER -