TY - JOUR AU - Tohru Ogawa TI - Symmetry of Three-dimensional Quasicrystals JO - Visual Mathematics PY - 1999 VL - 1 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VM_1999_1_4_a4/ LA - en ID - VM_1999_1_4_a4 ER -