Joël Alwen Jonathan Katz Yehuda Lindell Giuseppe Persiano Abhi Shelat Ivan Visconti Collusion-Free Multiparty Computation in the Mediated Model. 524-540 2009 CRYPTO http://dx.doi.org/10.1007/978-3-642-03356-8_31 conf/crypto/2009 db/conf/crypto/crypto2009.html#AlwenKLPSV09