%0 Journal Article %A Shigeru Haruki %T A note on a pentomino functional equation %J Annales Polonici Mathematici %D 1972 %P 129-131 %V 27 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-27-2-129-131/ %R 10.4064/ap-27-2-129-131 %G en %F 10_4064_ap_27_2_129_131