TY - JOUR AU - Livio Zefiro AU - Maria Rosa Ardigo TI - Platonic and Catalan Polyhedra as Archetypes of Forms Belonging to the Cubic and Icosahedral Systems JO - Visual Mathematics PY - 2009 VL - 11 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VM_2009_11_2_a2/ ID - VM_2009_11_2_a2 ER -