%0 Journal Article %A M. Ferri %A C. Gagliardi %A L. Grasselli %T A graph-theoretical representation of PL-manifolds - A survey on crystallizations. %J Aequationes mathematicae %D 1986 %P 121-141 %V 31 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1986__31_137151/ %F AM2_1986__31_137151