Liu, Tong; Li, Guoquan Structures on convex polyhedrons associated to permutations in \(\mathbb{R}^n\). (Chinese. English summary) Zbl 1199.52017 J. Tianjin Norm. Univ., Nat. Sci. Ed. 28, No. 3, 37-40 (2008). MSC: 52A39 52A40 PDFBibTeX XMLCite \textit{T. Liu} and \textit{G. Li}, J. Tianjin Norm. Univ., Nat. Sci. Ed. 28, No. 3, 37--40 (2008; Zbl 1199.52017)
Liu, Tong; Li, Guoquan Structures on convex polyhedrons associated to permutations. (English) Zbl 1174.52303 J. Tianjin Norm. Univ., Nat. Sci. Ed. 27, No. 4, 48-50, 55 (2007). MSC: 52A39 52A40 PDFBibTeX XMLCite \textit{T. Liu} and \textit{G. Li}, J. Tianjin Norm. Univ., Nat. Sci. Ed. 27, No. 4, 48--50, 55 (2007; Zbl 1174.52303)