%0 Journal Article %A Wiesław Majchrzak %T An extremal arclength problem in some classes of univalent and p-symmetric functions %J Annales Polonici Mathematici %D 1979 %P 287-297 %V 36 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-36-3-287-297/ %R 10.4064/ap-36-3-287-297 %G en %F 10_4064_ap_36_3_287_297