TY - JOUR AU - Robertson, A. Guyan TI - An extreme positive operator on a polyhedral cone JO - Glasgow mathematical journal PY - 1988 SP - 347 EP - 348 VL - 30 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500007448/ DO - 10.1017/S0017089500007448 ID - 10_1017_S0017089500007448 ER -