TY - JOUR AU - Milosav M. Marjanović TI - Didactical Analysis of Primary Geometric Concepts JO - The Teaching of Mathematics PY - 2002 SP - 99 VL - V IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM2_2002_V_2_a4/ LA - en ID - TM2_2002_V_2_a4 ER -