TY - JOUR AU - Demarr, Ralph TI - On Partially Ordering Operator Algebras JO - Canadian journal of mathematics PY - 1967 SP - 636 EP - 643 VL - 19 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1967-057-6/ DO - 10.4153/CJM-1967-057-6 ID - 10_4153_CJM_1967_057_6 ER -