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Bruhn, Henning; Schaudt, Oliver The journey of the union-closed sets conjecture. (English) Zbl 1327.05249 Graphs Comb. 31, No. 6, 2043-2074 (2015). MSC: 05C65 05A05 PDFBibTeX XMLCite \textit{H. Bruhn} and \textit{O. Schaudt}, Graphs Comb. 31, No. 6, 2043--2074 (2015; Zbl 1327.05249) Full Text: DOI arXiv