TY - JOUR AU - Rolfsen, Dale TI - Alternative Metrization Proofs JO - Canadian journal of mathematics PY - 1966 SP - 750 EP - 757 VL - 18 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1966-075-9/ DO - 10.4153/CJM-1966-075-9 ID - 10_4153_CJM_1966_075_9 ER -