TY - JOUR AU - Stanislav Lukáč TI - Investigation and proof of a property of interior angle bisector in a triangle JO - The Teaching of Mathematics PY - 2010 SP - 35 VL - XIII IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM2_2010_XIII_1_a2/ LA - en ID - TM2_2010_XIII_1_a2 ER -