TY - JOUR AU - Cohen, Arjeh M. AU - Postma, E.J. TI - Covers of point-hyperplane graphs JO - Journal of Algebraic Combinatorics PY - 2005 SP - 317 EP - 329 VL - 22 IS - 3 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/JAC_2005__22_3_a2/ LA - en ID - JAC_2005__22_3_a2 ER -