TY - JOUR AU - Allen L. Shields TI - An Analogue of a Hardy-Littlewood-Fejér Inequality for Upper Triangular Trace Class Operators. JO - Mathematische Zeitschrift PY - 1983 SP - 473 EP - 484 VL - 182 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1983__182_173297/ ID - MZ_1983__182_173297 ER -