TY - JOUR AU - Butler, Kim Ki-Hang AU - Krabill, James Richard TI - Circulant Boolean relation matrices JO - Czechoslovak Mathematical Journal PY - 1974 SP - 247 EP - 251 VL - 24 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1974.101235/ DO - 10.21136/CMJ.1974.101235 LA - en ID - 10_21136_CMJ_1974_101235 ER -