TY - JOUR AU - Jr, S. H. Cox TI - The purity of a completion JO - Glasgow mathematical journal PY - 1976 SP - 127 EP - 129 VL - 17 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500002846/ DO - 10.1017/S0017089500002846 ID - 10_1017_S0017089500002846 ER -