Arpita Patra Ashish Choudhary Tal Rabin C. Pandu Rangan The Round Complexity of Verifiable Secret Sharing Revisited. 487-504 2009 CRYPTO http://dx.doi.org/10.1007/978-3-642-03356-8_29 conf/crypto/2009 db/conf/crypto/crypto2009.html#PatraCRR09