TY - JOUR AU - V. B. Drozdov TI - Complex Numbers for School Students and Teachers JO - Matematičeskoe obrazovanie PY - 2007 SP - 39 EP - 59 VL - 44 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MO_2007_44_4_a5/ LA - ru ID - MO_2007_44_4_a5 ER -