%0 Journal Article %A Peter Rosenthal %T A characterization of multiplication by the independent variable on $ℒ^{p}$ %J Studia Mathematica %D 1970 %P 217-221 %V 36 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4064/sm-36-3-217-221/ %R 10.4064/sm-36-3-217-221 %G en %F 10_4064_sm_36_3_217_221