TY - JOUR AU - Ballinger, B. T. TI - Completions of Ordered Sets JO - Canadian mathematical bulletin PY - 1972 SP - 469 EP - 472 VL - 15 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1972-084-2/ DO - 10.4153/CMB-1972-084-2 ID - 10_4153_CMB_1972_084_2 ER -