TY - JOUR AU - D. Przeworska-Rolewicz AU - S. Rolewicz TI - Remarks on \(\phi\)-operators in linear topological spaces JO - Commentationes Mathematicae PY - 1965 SP - 91 EP - 94 VL - 9 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/cm.v9i1.5536/ DO - 10.14708/cm.v9i1.5536 LA - pl ID - 10_14708_cm_v9i1_5536 ER -