Brigitte Vallée Julien Clément James Allen Fill Philippe Flajolet The Number of Symbol Comparisons in QuickSort and QuickSelect. 750-763 2009 ICALP (1) http://dx.doi.org/10.1007/978-3-642-02927-1_62 conf/icalp/2009-1 db/conf/icalp/icalp2009-1.html#ValleeCFF09