%0 Journal Article %A M. A. Wolanowski %T Relations between extrema of parametrical integrals and ordinary integrals %J Annales Polonici Mathematici %D 1976 %P 199-207 %V 33 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-33-2-199-207/ %R 10.4064/ap-33-2-199-207 %G en %F 10_4064_ap_33_2_199_207