Koh, K. M.; Poh, K. S. On the lower length of the closed-set lattice of a tree. (English) Zbl 0853.05028 Discrete Math. 151, No. 1-3, 121-130 (1996). Reviewer: J.Neggers (Tuscaloosa) MSC: 05C05 06B99 05C99 PDFBibTeX XMLCite \textit{K. M. Koh} and \textit{K. S. Poh}, Discrete Math. 151, No. 1--3, 121--130 (1996; Zbl 0853.05028) Full Text: DOI
Koh, K. M.; Poh, K. S. A class of sensitive graphs which are not strongly sensitive. (English) Zbl 0843.05092 Alavi, Y. (ed.) et al., Graph theory, combinatorics, algorithms and applications. Vol. 2. Proceedings of the seventh quadrennial international conference on the theory and applications of graphs, Kalamazoo, MI, USA, June 1-5, 1992. New York, NY: Wiley. 923-935 (1995). MSC: 05C99 06B99 PDFBibTeX XMLCite \textit{K. M. Koh} and \textit{K. S. Poh}, in: Graph theory, combinatorics, algorithms and applications. Vol. 2. Proceedings of the seventh quadrennial international conference on the theory and applications of graphs, Kalamazoo, MI, USA, June 1-5, 1992. New York, NY: Wiley. 923--935 (1995; Zbl 0843.05092)
Koh, K. M.; Poh, K. S. On the spectrum of the closed-set lattice of a graph. (English) Zbl 0784.05058 Australas. J. Comb. 5, 253-259 (1992). Reviewer: A.Andreatta (Pavia) MSC: 05C99 06B99 PDFBibTeX XMLCite \textit{K. M. Koh} and \textit{K. S. Poh}, Australas. J. Comb. 5, 253--259 (1992; Zbl 0784.05058)
Koh, K. M.; Poh, K. S. On the sequence of closed-set lattices of a graph. (English) Zbl 0792.05139 Capobianco, Michael F. (ed.) et al., Graph theory and its applications: East and West. Proceedings of the first China-USA international conference, held in Jinan, China, June 9-20, 1986. New York: New York Academy of Sciences,. Ann. N. Y. Acad. Sci. 576, 285-291 (1989). MSC: 05C99 06B99 PDFBibTeX XMLCite \textit{K. M. Koh} and \textit{K. S. Poh}, in: Graph theory and its applications: East and West. Proceedings of the first China-USA international conference, held in Jinan, China, June 9--20, 1986. New York: New York Academy of Sciences. 285--291 (1989; Zbl 0792.05139)
Koh, K. M.; Poh, K. S. Products of graphs with their closed-set lattices. (English) Zbl 0672.05067 Discrete Math. 69, No. 3, 241-251 (1988). Reviewer: B.Zelinka MSC: 05C75 05C99 PDFBibTeX XMLCite \textit{K. M. Koh} and \textit{K. S. Poh}, Discrete Math. 69, No. 3, 241--251 (1988; Zbl 0672.05067) Full Text: DOI
Koh, K. M.; Poh, K. S. Constructions of sensitive graphs which are not strongly sensitive. (English) Zbl 0747.05049 Discrete Math. 72, No. 1-3, 225-236 (1988). MSC: 05C35 05C99 PDFBibTeX XMLCite \textit{K. M. Koh} and \textit{K. S. Poh}, Discrete Math. 72, No. 1--3, 225--236 (1988; Zbl 0747.05049) Full Text: DOI
Koh, K. M.; Poh, K. S. On a construction of critical graphs which are not sensitive. (English) Zbl 0575.05048 Graphs Comb. 1, 265-270 (1985). Reviewer: P.Horak MSC: 05C99 05C35 PDFBibTeX XMLCite \textit{K. M. Koh} and \textit{K. S. Poh}, Graphs Comb. 1, 265--270 (1985; Zbl 0575.05048) Full Text: DOI
Koh, K. M.; Poh, K. S. On an isomorphism problem on the closed-set lattice of a graph. (English) Zbl 0556.05059 Order 1, 285-294 (1985). Reviewer: B.Zelinka MSC: 05C99 06B99 PDFBibTeX XMLCite \textit{K. M. Koh} and \textit{K. S. Poh}, Order 1, 285--294 (1985; Zbl 0556.05059) Full Text: DOI