Howie, James; Williams, Gerald Planar Whitehead graphs with cyclic symmetry arising from the study of Dunwoody manifolds. (English) Zbl 1448.05051 Discrete Math. 343, No. 12, Article ID 112096, 18 p. (2020). MSC: 05C10 05C99 57M15 57M12 PDFBibTeX XMLCite \textit{J. Howie} and \textit{G. Williams}, Discrete Math. 343, No. 12, Article ID 112096, 18 p. (2020; Zbl 1448.05051) Full Text: DOI arXiv
Howie, James; Williams, Gerald Fibonacci type presentations and 3-manifolds. (English) Zbl 1365.20032 Topology Appl. 215, 24-34 (2017). Reviewer: Stephan Rosebrock (Karlsruhe) MSC: 20F05 57M05 57M50 PDFBibTeX XMLCite \textit{J. Howie} and \textit{G. Williams}, Topology Appl. 215, 24--34 (2017; Zbl 1365.20032) Full Text: DOI arXiv
Howie, James; Williams, Gerald Tadpole labelled oriented graph groups and cyclically presented groups. (English) Zbl 1275.20027 J. Algebra 371, 521-535 (2012). Reviewer: Athanase Papadopoulos (Strasbourg) MSC: 20F05 20F06 20F10 57M05 20F67 20E06 05C25 PDFBibTeX XMLCite \textit{J. Howie} and \textit{G. Williams}, J. Algebra 371, 521--535 (2012; Zbl 1275.20027) Full Text: DOI arXiv