Zhang, Xinhong; Guo, Yali; Li, Ruijuan The Roman domination of Kautz digraphs and generalized Kautz digraphs. (English) Zbl 1522.05170 Pure Appl. Funct. Anal. 8, No. 4, 1223-1233 (2023). MSC: 05C20 05C69 PDFBibTeX XMLCite \textit{X. Zhang} et al., Pure Appl. Funct. Anal. 8, No. 4, 1223--1233 (2023; Zbl 1522.05170) Full Text: Link
Zhang, Xinhong; Song, Xin; Li, Ruijuan Total Roman domination on the digraphs. (English) Zbl 1520.05042 Open Math. 21, Article ID 20220575, 7 p. (2023). MSC: 05C20 05C69 PDFBibTeX XMLCite \textit{X. Zhang} et al., Open Math. 21, Article ID 20220575, 7 p. (2023; Zbl 1520.05042) Full Text: DOI
Zhang, Xinhong; Xue, Caijuan; Li, Ruijuan The domination number of round digraphs. (English) Zbl 1475.05147 Open Math. 18, 1625-1634 (2020). MSC: 05C69 05C20 PDFBibTeX XMLCite \textit{X. Zhang} et al., Open Math. 18, 1625--1634 (2020; Zbl 1475.05147) Full Text: DOI
Zhang, Xin-hong; Li, Rui-juan; An, Xiao-ting The Hamiltonicity on the competition graphs of round digraphs. (English) Zbl 1424.05123 Appl. Math., Ser. B (Engl. Ed.) 33, No. 4, 409-420 (2018). MSC: 05C20 05C45 05C75 PDFBibTeX XMLCite \textit{X.-h. Zhang} et al., Appl. Math., Ser. B (Engl. Ed.) 33, No. 4, 409--420 (2018; Zbl 1424.05123) Full Text: DOI
Li, Ruijuan; Han, Tingting Arc-disjoint Hamiltonian cycles in round decomposable locally semicomplete digraphs. (English) Zbl 1383.05135 Discuss. Math., Graph Theory 38, No. 2, 477-490 (2018). MSC: 05C20 PDFBibTeX XMLCite \textit{R. Li} and \textit{T. Han}, Discuss. Math., Graph Theory 38, No. 2, 477--490 (2018; Zbl 1383.05135) Full Text: DOI
Li, Ruijuan; Han, Tingting Arc-disjoint Hamiltonian cycles and paths in positive-round digraphs. (Chinese. English summary) Zbl 1399.05132 Appl. Math., Ser. A (Chin. Ed.) 32, No. 4, 487-492 (2017). MSC: 05C38 05C45 05C20 PDFBibTeX XMLCite \textit{R. Li} and \textit{T. Han}, Appl. Math., Ser. A (Chin. Ed.) 32, No. 4, 487--492 (2017; Zbl 1399.05132)
Zhang, Xinhong; Li, Ruijuan The \((1, 2)\)-step competition graph of a pure local tournament that is not round decomposable. (English) Zbl 1333.05138 Discrete Appl. Math. 205, 180-190 (2016). MSC: 05C20 05C70 PDFBibTeX XMLCite \textit{X. Zhang} and \textit{R. Li}, Discrete Appl. Math. 205, 180--190 (2016; Zbl 1333.05138) Full Text: DOI
Zhang, Xinhong; Li, Ruijuan; Li, Shengjia The \((i,k)\)-step competition graph of a round decomposable locally semicomplete digraph. (Chinese. English summary) Zbl 1313.05160 J. North Univ. China, Nat. Sci. 34, No. 5, 488-492 (2013). MSC: 05C20 PDFBibTeX XMLCite \textit{X. Zhang} et al., J. North Univ. China, Nat. Sci. 34, No. 5, 488--492 (2013; Zbl 1313.05160) Full Text: DOI
Zhang, Xinhong; Li, Ruijuan; Li, Shengjia The \((i,k)\)-step competition graph of a round digraph. (Chinese. English summary) Zbl 1299.05151 Acta Math. Appl. Sin. 36, No. 6, 1037-1043 (2013). MSC: 05C20 05C75 PDFBibTeX XMLCite \textit{X. Zhang} et al., Acta Math. Appl. Sin. 36, No. 6, 1037--1043 (2013; Zbl 1299.05151)
Li, Ruijuan; Zhang, Xinhong; Meng, Wei A sufficient condition for a digraph to be positive-round. (English) Zbl 1148.05034 Optimization 57, No. 2, 345-352 (2008). Reviewer: J. W. Moon (Edmonton) MSC: 05C20 05C75 PDFBibTeX XMLCite \textit{R. Li} et al., Optimization 57, No. 2, 345--352 (2008; Zbl 1148.05034) Full Text: DOI
Li, Ruijuan; Zhang, Xinhong; Li, Shengjia A sufficient condition for a digraph to be Hamiltonian. (Chinese. English summary) Zbl 1150.05353 J. North Univ. China, Nat. Sci. 27, No. 2, 187-188 (2006). MSC: 05C20 05C45 PDFBibTeX XMLCite \textit{R. Li} et al., J. North Univ. China, Nat. Sci. 27, No. 2, 187--188 (2006; Zbl 1150.05353)