TY - JOUR AU - E. D. Kulanin TI - Midline of a Rectangular Triangle and its Feierbach points JO - Matematičeskoe obrazovanie PY - 2008 SP - 34 EP - 38 VL - 47 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MO_2008_47_3_a2/ LA - ru ID - MO_2008_47_3_a2 ER -