TY - JOUR AU - Richard Weiss AU - John van Bon TI - An existence lemma for groups generated by 3-transpositions. JO - Inventiones mathematicae PY - 1992 SP - 519 EP - 534 VL - 109 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM_1992__109_2_144031/ ID - IM_1992__109_2_144031 ER -