Ibrahim, Haslinda; Wallis, W. D. An enumeration of triad designs. (English) Zbl 1219.05011 J. Comb. Inf. Syst. Sci. 30, No. 1-4, 5-17 (2005). MSC: 05B05 05A15 PDFBibTeX XMLCite \textit{H. Ibrahim} and \textit{W. D. Wallis}, J. Comb. Inf. Syst. Sci. 30, No. 1--4, 5--17 (2005; Zbl 1219.05011)
Haile, Dawit; Wallis, Walter D.; Wu, Julin Minimal relative separators of chordal graphs. (English) Zbl 1219.05082 J. Comb. Inf. Syst. Sci. 24, No. 1, 47-54 (1999). MSC: 05C40 PDFBibTeX XMLCite \textit{D. Haile} et al., J. Comb. Inf. Syst. Sci. 24, No. 1, 47--54 (1999; Zbl 1219.05082)
Lin, Cantian; Wallis, W. D. Barker sequences and circulant Hadamard matrices. (English) Zbl 0855.05035 J. Comb. Inf. Syst. Sci. 18, No. 1-2, 19-25 (1993). MSC: 05B20 PDFBibTeX XMLCite \textit{C. Lin} and \textit{W. D. Wallis}, J. Comb. Inf. Syst. Sci. 18, No. 1--2, 19--25 (1993; Zbl 0855.05035)
Lin, C.; Wallis, W. D.; Zhu, L. Generalized 4-profiles of Hadamard matrices. (English) Zbl 0855.05036 J. Comb. Inf. Syst. Sci. 18, No. 3-4, 397-400 (1993). MSC: 05B20 PDFBibTeX XMLCite \textit{C. Lin} et al., J. Comb. Inf. Syst. Sci. 18, No. 3--4, 397--400 (1993; Zbl 0855.05036)
Ma, Shaohan; Wallis, W. D.; Wu, Julin Optimization problems on quasi-threshold graphs. (English) Zbl 0716.05034 J. Comb. Inf. Syst. Sci. 14, No. 2-3, 105-110 (1989). MSC: 05C99 05C35 05C45 PDFBibTeX XMLCite \textit{S. Ma} et al., J. Comb. Inf. Syst. Sci. 14, No. 2--3, 105--110 (1989; Zbl 0716.05034)
Wallis, W. D.; Zhu, L. The existence of orthogonal Latin squares with small subsquares. (English) Zbl 0631.05010 J. Comb. Inf. Syst. Sci. 9, 1-13 (1984). MSC: 05B15 PDFBibTeX XMLCite \textit{W. D. Wallis} and \textit{L. Zhu}, J. Comb. Inf. Syst. Sci. 9, 1--13 (1984; Zbl 0631.05010)
Wallis, W. D. On a Ramsey number for paths. (English) Zbl 0486.05051 J. Comb. Inf. Syst. Sci. 6, 295-296 (1981). MSC: 05C55 05B15 PDFBibTeX XMLCite \textit{W. D. Wallis}, J. Comb. Inf. Syst. Sci. 6, 295--296 (1981; Zbl 0486.05051)
Wallis, W. D. Which isomorphic factorisations of regular graphs are block designs? (English) Zbl 0396.05001 J. Comb. Inf. Syst. Sci. 2, 104-106 (1977). MSC: 05B05 05C99 PDFBibTeX XMLCite \textit{W. D. Wallis}, J. Comb. Inf. Syst. Sci. 2, 104--106 (1977; Zbl 0396.05001)
Wallis, W. D. The number of monochromatic triangles in edge-colourings of a complete graph. (English) Zbl 0402.05027 J. Comb. Inf. Syst. Sci. 1, 17-20 (1976). MSC: 05C15 05C55 PDFBibTeX XMLCite \textit{W. D. Wallis}, J. Comb. Inf. Syst. Sci. 1, 17--20 (1976; Zbl 0402.05027)