TY - JOUR AU - Erich W. Ellers TI - Projective collineations as products of homologies, elations, and projective reflections. JO - Aequationes mathematicae PY - 1982 SP - 103 EP - 114 VL - 25 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AM2_1982__25_136952/ ID - AM2_1982__25_136952 ER -