%0 Journal Article %A Marek, Ivo %T An inequality involving positive kernels %J Časopis pro pěstování matematiky %D 1974 %P 77-87 %V 099 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CPM.1974.108212/ %R 10.21136/CPM.1974.108212 %G en %F 10_21136_CPM_1974_108212