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Wermuth, Nanny; Marchetti, Giovanni M.; Cox, D. R. Triangular systems for symmetric binary variables. (English) Zbl 1326.62145 Electron. J. Stat. 3, 932-955 (2009). MSC: 62H99 60C05 60J10 62E10 62H17 62H20 PDFBibTeX XMLCite \textit{N. Wermuth} et al., Electron. J. Stat. 3, 932--955 (2009; Zbl 1326.62145) Full Text: DOI Euclid