@misc{cryptoeprint:2010:005,
author = {Mingqiang Wang, Xiaoyun Wang,Tao Zhan, Yuliang Zheng},
title = {Skew-Frobenius map on twisted Edwards curve},
howpublished = {Cryptology ePrint Archive, Report 2010/005},
year = {2010},
note = {\url{http://eprint.iacr.org/}},
}
You will need the url.sty package (comes with most LaTeX installations) for the last line. Otherwise, remove the \url command.