Ma, Yinghong Some results on toughness and fractional perfect matchings. (Chinese. English summary) Zbl 1008.05087 J. Shandong Univ., Nat. Sci. Ed. 37, No. 1, 23-26 (2002). Reviewer: Wai-Kai Chen (Chicago) MSC: 05C40 05C70 PDFBibTeX XMLCite \textit{Y. Ma}, J. Shandong Univ., Nat. Sci. Ed. 37, No. 1, 23--26 (2002; Zbl 1008.05087)
Ma, Yinghong; Fan, Hongbing Boolean graphs and their dimensions. (Chinese. English summary) Zbl 0989.05100 J. Shandong Univ., Nat. Sci. Ed. 35, No. 4, 381-386 (2000). MSC: 05C75 PDFBibTeX XMLCite \textit{Y. Ma} and \textit{H. Fan}, J. Shandong Univ., Nat. Sci. Ed. 35, No. 4, 381--386 (2000; Zbl 0989.05100)