%0 Journal Article %A D. Przeworska-Rolewicz %A S. Rolewicz %T Remarks on \(\phi\)-operators in linear topological spaces %J Commentationes Mathematicae %D 1965 %P 91-94 %V 9 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/cm.v9i1.5536/ %R 10.14708/cm.v9i1.5536 %G pl %F 10_14708_cm_v9i1_5536