TY - JOUR AU - Bruen, A. TI - Subregular Spreads and Indicator Sets JO - Canadian journal of mathematics PY - 1975 SP - 1141 EP - 1148 VL - 27 IS - 5 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1975-119-4/ DO - 10.4153/CJM-1975-119-4 ID - 10_4153_CJM_1975_119_4 ER -