%0 Journal Article %A L. Drewnowski %T F-spaces with a basis which is which is shrinking but not hyper-shrinking %J Studia Mathematica %D 1979 %P 97-104 %V 64 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4064/sm-64-2-97-104/ %R 10.4064/sm-64-2-97-104 %G en %F 10_4064_sm_64_2_97_104