%0 Journal Article %A Y. Nishimura %T Multipolytopes and Convex Chains %J Informatics and Automation %D 2006 %P 224-236 %V 252 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_2006_252_a18/ %G en %F TRSPY_2006_252_a18