Zhang, Xin; Liu, Gui Zhen On edge colorings of 1-toroidal graphs. (English) Zbl 1268.05053 Acta Math. Sin., Engl. Ser. 29, No. 7, 1421-1428 (2013). MSC: 05C10 05C15 05C07 05C35 PDFBibTeX XMLCite \textit{X. Zhang} and \textit{G. Z. Liu}, Acta Math. Sin., Engl. Ser. 29, No. 7, 1421--1428 (2013; Zbl 1268.05053) Full Text: DOI
Zhang, Xin; Wu, Jianliang; Liu, Guizhen List edge and list total coloring of 1-planar graphs. (English) Zbl 1254.05050 Front. Math. China 7, No. 5, 1005-1018 (2012). MSC: 05C10 05C15 05C07 05C35 PDFBibTeX XMLCite \textit{X. Zhang} et al., Front. Math. China 7, No. 5, 1005--1018 (2012; Zbl 1254.05050) Full Text: DOI
Zhang, Xin; Liu, Gui Zhen; Wu, Jian Liang Light subgraphs in the family of 1-planar graphs with high minimum degree. (English) Zbl 1252.05047 Acta Math. Sin., Engl. Ser. 28, No. 6, 1155-1168 (2012). MSC: 05C10 05C75 PDFBibTeX XMLCite \textit{X. Zhang} et al., Acta Math. Sin., Engl. Ser. 28, No. 6, 1155--1168 (2012; Zbl 1252.05047) Full Text: DOI