TY - JOUR TI - PARTICIPANTS JO - Glasgow mathematical journal PY - 2013 SP - 3 EP - 6 VL - 55 IS - A UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089513000475/ DO - 10.1017/S0017089513000475 ID - 10_1017_S0017089513000475 ER -