TY - JOUR AU - R. Z. Gushel' TI - To the 100-th anniversary of ii all-Russia congress of mathematics teachers JO - Matematičeskoe obrazovanie PY - 2014 SP - 56 EP - 66 IS - 2 UR - http://geodesic.mathdoc.fr/item/MO_2014_2_a4/ LA - ru ID - MO_2014_2_a4 ER -