Cryptology ePrint Archive: BibTeX Citation of Report 2015/038

@misc{cryptoeprint:2015:038,
    author = {Aloni Cohen and Shafi Goldwasser and Vinod Vaikuntanathan},
    title = {Aggregate Pseudorandom Functions and Connections to Learning},
    howpublished = {Cryptology ePrint Archive, Report 2015/038},
    year = {2015},
    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.