TY - JOUR AU - A. M. Shelekhov TI - An elementary proof of Poncelet's theorem on bicentric polygons JO - Sbornik. Mathematics PY - 2018 SP - 1533 EP - 1546 VL - 209 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2018_209_10_a5/ LA - en ID - SM_2018_209_10_a5 ER -