TY - JOUR TI - GMJ volume 35 issue 3 Cover and Back matter JO - Glasgow mathematical journal PY - 1993 SP - b1 EP - b2 VL - 35 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.1017/S001708950000985X/ DO - 10.1017/S001708950000985X ID - 10_1017_S001708950000985X ER -