Nakamoto, Atsuhiro; Oda, Yoshiaki; Ota, Katsuhiro 3-trees with few vertices of degree 3 in circuit graphs. (English) Zbl 1170.05024 Discrete Math. 309, No. 4, 666-672 (2009). MSC: 05C05 05C38 PDFBibTeX XMLCite \textit{A. Nakamoto} et al., Discrete Math. 309, No. 4, 666--672 (2009; Zbl 1170.05024) Full Text: DOI
Ota, Katsuhiro On minimally 3-connected graphs on a surface. (English) Zbl 1060.05027 AKCE Int. J. Graphs Comb. 1, No. 1, 29-33 (2004). Reviewer: Tomáš Madaras (Košice) MSC: 05C10 05C35 05C40 PDFBibTeX XMLCite \textit{K. Ota}, AKCE Int. J. Graphs Comb. 1, No. 1, 29--33 (2004; Zbl 1060.05027)
Kawarabayashi, Ken-ichi; Nakamoto, Atsuhiro; Ota, Katsuhiro 2-connected 7-coverings of 3-connected graphs on surfaces. (English) Zbl 1019.05021 J. Graph Theory 43, No. 1, 26-36 (2003). Reviewer: Arthur T.White (Kalamazoo) MSC: 05C10 05C62 05C83 PDFBibTeX XMLCite \textit{K.-i. Kawarabayashi} et al., J. Graph Theory 43, No. 1, 26--36 (2003; Zbl 1019.05021) Full Text: DOI
Enomoto, Hikoe; Ota, Katsuhiro Connected subgraphs with small degree sums in 3-connected planar graphs. (English) Zbl 0916.05020 J. Graph Theory 30, No. 3, 191-203 (1999). Reviewer: Stanislav Jendrol’ (Košice) MSC: 05C10 05C05 05C70 PDFBibTeX XMLCite \textit{H. Enomoto} and \textit{K. Ota}, J. Graph Theory 30, No. 3, 191--203 (1999; Zbl 0916.05020) Full Text: DOI
Enomoto, Hikoe; Iida, Tadashi; Ota, Katsuhiro Connected spanning subgraphs of 3-connected planar graphs. (English) Zbl 0861.05022 J. Comb. Theory, Ser. B 68, No. 2, 314-323 (1996). MSC: 05C10 05C70 PDFBibTeX XMLCite \textit{H. Enomoto} et al., J. Comb. Theory, Ser. B 68, No. 2, 314--323 (1996; Zbl 0861.05022) Full Text: DOI
McCuaig, William; Ota, Katsuhiro Contractible triples in 3-connected graphs. (English) Zbl 0794.05061 J. Comb. Theory, Ser. B 60, No. 2, 308-314 (1994). MSC: 05C40 PDFBibTeX XMLCite \textit{W. McCuaig} and \textit{K. Ota}, J. Comb. Theory, Ser. B 60, No. 2, 308--314 (1994; Zbl 0794.05061) Full Text: DOI
Aldred, R. E. L.; Hemminger, Robert L.; Ota, Katsuhiro The 3-connected graphs having a longest cycle containing only three contractible edges. (English) Zbl 0778.05051 J. Graph Theory 17, No. 3, 361-371 (1993). Reviewer: C.-Q.Zhang (Morgantown) MSC: 05C40 05C38 05C45 05C70 PDFBibTeX XMLCite \textit{R. E. L. Aldred} et al., J. Graph Theory 17, No. 3, 361--371 (1993; Zbl 0778.05051) Full Text: DOI
Ota, Katsuhiro The number of contractible edges in 3-connected graphs. (English) Zbl 0658.05047 Graphs Comb. 4, No. 4, 333-354 (1988). Reviewer: Z.Ma MSC: 05C40 PDFBibTeX XMLCite \textit{K. Ota}, Graphs Comb. 4, No. 4, 333--354 (1988; Zbl 0658.05047) Full Text: DOI
Ota, Katsuhiro; Saito, Akira Non-separating induced cycles in 3-connected graphs. (English) Zbl 0744.05028 Sci., Ser. A 2, 101-105 (1988). MSC: 05C38 PDFBibTeX XMLCite \textit{K. Ota} and \textit{A. Saito}, Sci., Ser. A 2, 101--105 (1988; Zbl 0744.05028)