Gao, Jingzhen Lower bounds of \(|X|\) and \(|Y|\) of edge-cut \( (X,Y)\) and maximality and superiority of a digraph. (Chinese. English summary) Zbl 1265.05276 J. Syst. Sci. Math. Sci. 31, No. 12, 1602-1612 (2011). MSC: 05C20 05C40 PDFBibTeX XMLCite \textit{J. Gao}, J. Syst. Sci. Math. Sci. 31, No. 12, 1602--1612 (2011; Zbl 1265.05276)
Chen, Shexi The extremal digraphs of the \(k\)th upper generalized exponent for \(k\)-upper primitive symmetric digraphs. (Chinese. English summary) Zbl 1199.05150 J. Syst. Sci. Math. Sci. 29, No. 2, 309-314 (2009). MSC: 05C20 05C35 PDFBibTeX XMLCite \textit{S. Chen}, J. Syst. Sci. Math. Sci. 29, No. 2, 309--314 (2009; Zbl 1199.05150)
Ji, Qiang; Feng, Yanquan Normality of 2-valent directed Cayley digraph of order \(6p\). (Chinese. English summary) Zbl 1199.05151 J. Syst. Sci. Math. Sci. 29, No. 2, 153-161 (2009). MSC: 05C20 05C25 20B25 PDFBibTeX XMLCite \textit{Q. Ji} and \textit{Y. Feng}, J. Syst. Sci. Math. Sci. 29, No. 2, 153--161 (2009; Zbl 1199.05151)
Xu, Mingyao; Zhang, Qinhai; Zhou, Jinxin On the normality of directed Cayley graphs of abelian groups. (Chinese. English summary) Zbl 1102.05032 J. Syst. Sci. Math. Sci. 25, No. 6, 700-710 (2005). Reviewer: Wai-Kai Chen (Fremont) MSC: 05C25 20B25 05C75 PDFBibTeX XMLCite \textit{M. Xu} et al., J. Syst. Sci. Math. Sci. 25, No. 6, 700--710 (2005; Zbl 1102.05032)