TY - JOUR AU - Milosav M. Marjanović TI - Didactical analysis of primary geometric concepts ii JO - The Teaching of Mathematics PY - 2007 SP - 11 VL - X IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM2_2007_X_1_a1/ LA - en ID - TM2_2007_X_1_a1 ER -