de Wiljes, Jan-Hendrik Cycles in the coprime hypergraph of integers. (English) Zbl 1416.05199 Integers 19, Paper A27, 10 p. (2019). MSC: 05C65 05C38 05C90 PDFBibTeX XMLCite \textit{J.-H. de Wiljes}, Integers 19, Paper A27, 10 p. (2019; Zbl 1416.05199) Full Text: Link
Erdős, Paul; Sarkozy, Gabor N. On cycles in the coprime graph of integers. (English) Zbl 0932.11013 Electron. J. Comb. 4, No. 2, Research paper R8, 11 p. (1997). MSC: 11B75 05C38 PDFBibTeX XMLCite \textit{P. Erdős} and \textit{G. N. Sarkozy}, Electron. J. Comb. 4, No. 2, Research paper R8, 11 p. (1997; Zbl 0932.11013) Full Text: EuDML EMIS