%0 Journal Article %A Stanisław Kwapień %A Stanisław Szarek %T An estimation of the Lebesgue functions of biorthogonal systems with an application to the non-existence of some bases in C and $L^{1}$ %J Studia Mathematica %D 1979 %P 185-200 %V 66 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-66-2-185-200/ %R 10.4064/sm-66-2-185-200 %G en %F 10_4064_sm_66_2_185_200