TY - JOUR AU - Guirardel, Vincent TI - A very short proof of Forester’s rigidity result JO - Geometry & topology PY - 2003 SP - 321 EP - 328 VL - 7 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.2140/gt.2003.7.321/ DO - 10.2140/gt.2003.7.321 ID - GT_2003_7_1_a9 ER -