%0 Journal Article %A Hugo Steinhaus %T Length, shape and area %J Colloquium Mathematicum %D 1954 %P 1-13 %V 3 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-3-1-1-13/ %R 10.4064/cm-3-1-1-13 %G en %F 10_4064_cm_3_1_1_13