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Kroeker, Matthew E.; Mol, Lucas; Oellermann, Ortrud R. On the mean connected induced subgraph order of cographs. (English) Zbl 1404.05103 Australas. J. Comb. 71, 1, 161-183 (2018). MSC: 05C40 PDFBibTeX XMLCite \textit{M. E. Kroeker} et al., Australas. J. Comb. 71, 161--183 (2018; Zbl 1404.05103) Full Text: arXiv Link