TY - JOUR AU - Livio Zefiro TI - Collection of the couples of archetypal compound forms which are different in the 2 3 5 and m 3 5 icosahedral point groups JO - Visual Mathematics PY - 2009 VL - 11 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VM_2009_11_4_a1/ ID - VM_2009_11_4_a1 ER -