TY - JOUR AU - W. Zawadowski TI - On regular extensions of operator systems. JO - Fundamenta Mathematicae PY - 1964 SP - 107 EP - 113 VL - 56 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-56-1-107-113/ DO - 10.4064/fm-56-1-107-113 LA - en ID - 10_4064_fm_56_1_107_113 ER -