Oum, Sang-il Rank connectivity and pivot-minors of graphs. (English) Zbl 1504.05177 Eur. J. Comb. 108, Article ID 103634, 19 p. (2023). MSC: 05C50 05C40 PDFBibTeX XMLCite \textit{S.-i. Oum}, Eur. J. Comb. 108, Article ID 103634, 19 p. (2023; Zbl 1504.05177) Full Text: DOI arXiv
Kwon, O-joung; Oum, Sang-il Scattered classes of graphs. (English) Zbl 1436.05089 SIAM J. Discrete Math. 34, No. 1, 972-999 (2020). MSC: 05C75 05C83 PDFBibTeX XMLCite \textit{O-j. Kwon} and \textit{S.-i. Oum}, SIAM J. Discrete Math. 34, No. 1, 972--999 (2020; Zbl 1436.05089) Full Text: DOI arXiv
Oum, Sang-Il; Seymour, Paul Approximating clique-width and branch-width. (English) Zbl 1114.05022 J. Comb. Theory, Ser. B 96, No. 4, 514-528 (2006). Reviewer: Brigitte Servatius (Worcester) MSC: 05B35 05C70 PDFBibTeX XMLCite \textit{S.-I. Oum} and \textit{P. Seymour}, J. Comb. Theory, Ser. B 96, No. 4, 514--528 (2006; Zbl 1114.05022) Full Text: DOI
Oum, Sang-il Rank-width and vertex-minors. (English) Zbl 1070.05023 J. Comb. Theory, Ser. B 95, No. 1, 79-100 (2005). MSC: 05B35 05C83 PDFBibTeX XMLCite \textit{S.-i. Oum}, J. Comb. Theory, Ser. B 95, No. 1, 79--100 (2005; Zbl 1070.05023) Full Text: DOI