TY - JOUR AU - S. Heinrich TI - Ultraproducts of $L_1$-predual spaces JO - Fundamenta Mathematicae PY - 1981 SP - 221 EP - 234 VL - 113 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-113-3-221-234/ DO - 10.4064/fm-113-3-221-234 LA - en ID - 10_4064_fm_113_3_221_234 ER -