TY - JOUR AU - Anđelka Simić TI - Optical ornaments in the teaching of mathematics JO - Visual Mathematics PY - 2014 VL - 16 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VM_2014_16_1_a11/ LA - en ID - VM_2014_16_1_a11 ER -