Havas, G., & Vaughan-Lee, M. (2009). On counterexamples to the Hughes conjecture. Elsevier.
Chicago Style aipamenaHavas, G., and M. Vaughan-Lee. On Counterexamples to the Hughes Conjecture. Elsevier, 2009.
MLA aipamenaHavas, G., and M. Vaughan-Lee. On Counterexamples to the Hughes Conjecture. Elsevier, 2009.
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