%0 Journal Article %A A. Szybiak %T On some constants related to the generalized potentials %J Annales Polonici Mathematici %D 1959 %P 265-268 %V 6 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-6-3-265-268/ %R 10.4064/ap-6-3-265-268 %G en %F 10_4064_ap_6_3_265_268