Beatrice List Markus Maucher Uwe Schöning Rainer Schuler Randomized Quicksort and the Entropy of the Random Number Generator Electronic Colloquium on Computational Complexity (ECCC) 2004 059 db/journals/eccc/eccc11.html#ECCC-TR04-059 http://eccc.hpi-web.de/eccc-reports/2004/TR04-059/index.html