On the (Im)possibility of Basing Oblivious Transfer and Bit Commitment on Weakened Security Assumptions.

Ivan Damgård Joe Kilian Louis Salvail On the (Im)possibility of Basing Oblivious Transfer and Bit Commitment on Weakened Security Assumptions. 56-73 1999 EUROCRYPT http://link.springer.de/link/service/series/0558/bibs/1592/15920056.htm db/conf/eurocrypt/eurocrypt99.html#DamgardKS99