TY - JOUR AU - Bassett, Paul G. TI - A Combinatorial Theorem JO - Canadian mathematical bulletin PY - 1966 SP - 515 EP - 516 VL - 9 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1966-062-2/ DO - 10.4153/CMB-1966-062-2 ID - 10_4153_CMB_1966_062_2 ER -