Cryptology ePrint Archive: BibTeX Citation of Report 2000/036

@misc{cryptoeprint:2000:036,
    author = {Jean-Pierre Seifert},
    title = {Using fewer Qubits in Shor's Factorization Algorithm via Simultaneous Diophantine Approximation},
    howpublished = {Cryptology ePrint Archive, Report 2000/036},
    year = {2000},
    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.