Babak Sadeghiyan Josef Pieprzyk A Construction for Super Pseudorandom Permutations from A Single Pseudorandom Function. 267-284 http://link.springer.de/link/service/series/0558/bibs/0658/06580267.htm 1992 EUROCRYPT db/conf/eurocrypt/eurocrypt92.html#SadeghiyanP92