C. Gentry, C. Peikert, и V. Vaikuntanathan. Proceedings of the Fortieth Annual ACM Symposium on Theory of Computing, стр. 197--206. New York, NY, USA, ACM, (2008)
S. Izmalkov, S. Micali, и M. Lepinski. Proceedings of the 46th Annual IEEE Symposium on Foundations of Computer
Science, 2005., стр. 585-594. New York, NJ, USA, IEEE Computer Society, (октября 2005)
R. Canetti, O. Goldreich, S. Goldwasser, и S. Micali. Proceedings of the Thirty-second Annual ACM Symposium on Theory of
Computing, стр. 235--244. New York, NY, USA, ACM, (2000)