Matsumoto, Naoki; Tanaka, Minako The chromatic number of triangle-free and broom-free graphs in terms of the number of vertices. (English) Zbl 1461.05095 Aequationes Math. 95, No. 2, 319-328 (2021). MSC: 05C15 PDFBibTeX XMLCite \textit{N. Matsumoto} and \textit{M. Tanaka}, Aequationes Math. 95, No. 2, 319--328 (2021; Zbl 1461.05095) Full Text: DOI
Sós, Vera T. Paul Erdős, 1913-1996. (English) Zbl 0884.01034 Aequationes Math. 54, No. 3, 205-220 (1997). MSC: 01A70 01A60 PDFBibTeX XMLCite \textit{V. T. Sós}, Aequationes Math. 54, No. 3, 205--220 (1997; Zbl 0884.01034) Full Text: DOI