Selçuk Kavut, Subhamoy Maitra, Melek D. Yücel. (n-1)/2 if and only if n>7. IACR Cryptology ePrint Archive, 2006:181, 2006. [doi]
@article{KavutMY06, title = {(n-1)/2 if and only if n>7}, author = {Selçuk Kavut and Subhamoy Maitra and Melek D. Yücel}, year = {2006}, url = {http://eprint.iacr.org/2006/181}, researchr = {https://researchr.org/publication/KavutMY06}, cites = {0}, citedby = {0}, journal = {IACR Cryptology ePrint Archive}, volume = {2006}, pages = {181}, }