%0 Journal Article %A Śladkowska, Janina %T A variational method for generalized Gel’fer functions %J Acta Universitatis Lodziensis. Folia Mathematica %D 1996 %V 08 %I mathdoc %U http://geodesic.mathdoc.fr/item/AULFM_1996_08_a5/ %G en %F AULFM_1996_08_a5