TY - JOUR AU - Soraya Sherif TI - Trauberian constants for general triangular matrices and certain special types of Hausdorff means. JO - Mathematische Zeitschrift PY - 1965 SP - 312 EP - 323 VL - 89 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1965__89_170447/ ID - MZ_1965__89_170447 ER -