Olariu, Stephan Quasi-brittle graphs, a new class of perfectly orderable graphs. (English) Zbl 0771.05093 Discrete Math. 113, No. 1-3, 143-153 (1993). MSC: 05C99 06F99 PDFBibTeX XMLCite \textit{S. Olariu}, Discrete Math. 113, No. 1--3, 143--153 (1993; Zbl 0771.05093) Full Text: DOI
Olariu, S. Some aspects of the semi-perfect elimination. (English) Zbl 0754.05067 Discrete Appl. Math. 31, No. 3, 291-298 (1991). MSC: 05C99 06F99 68Q25 PDFBibTeX XMLCite \textit{S. Olariu}, Discrete Appl. Math. 31, No. 3, 291--298 (1991; Zbl 0754.05067) Full Text: DOI