TY - JOUR AU - G.I. Lehrer TI - Rational tori, semisimple orbits and the topology of hyperplane complements. JO - Commentarii mathematici Helvetici PY - 1992 SP - 226 EP - 251 VL - 67 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMH_1992__67_3_140267/ ID - CMH_1992__67_3_140267 ER -