TY - JOUR TI - GMJ volume 9 issue 1 Cover and Back matter JO - Glasgow mathematical journal PY - 1968 SP - b1 EP - b2 VL - 9 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500000227/ DO - 10.1017/S0017089500000227 ID - 10_1017_S0017089500000227 ER -