Zhao, Haixing; Li, Xueliang; Zhang, Shenggui; Liu, Ruying On the minimum real roots of the \(\sigma\)-polynomials and chromatic uniqueness of graphs. (English) Zbl 1042.05047 Discrete Math. 281, No. 1-3, 277-294 (2004). MSC: 05C15 05C60 PDFBibTeX XMLCite \textit{H. Zhao} et al., Discrete Math. 281, No. 1--3, 277--294 (2004; Zbl 1042.05047) Full Text: DOI
Liu, Ru-Ying Adjoint polynomials and chromatically unique graphs. (English) Zbl 0878.05030 Discrete Math. 172, No. 1-3, 85-92 (1997). Reviewer: C.-Q.Zhang (Morgantown) MSC: 05C15 PDFBibTeX XMLCite \textit{R.-Y. Liu}, Discrete Math. 172, No. 1--3, 85--92 (1997; Zbl 0878.05030) Full Text: DOI