TY - JOUR AU - Dembowski, Peter TI - Collineation Groups Containing Perspectivities JO - Canadian journal of mathematics PY - 1967 SP - 924 EP - 937 VL - 19 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1967-085-0/ DO - 10.4153/CJM-1967-085-0 ID - 10_4153_CJM_1967_085_0 ER -