@article{ITA_1989__23_3_317_0,
     author = {Hennequin, P.},
     title = {Combinatorial analysis of quicksort algorithm},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {317--333},
     publisher = {EDP-Sciences},
     volume = {23},
     number = {3},
     year = {1989},
     mrnumber = {1020477},
     zbl = {0685.68058},
     language = {en},
     url = {http://www.numdam.org/item/ITA_1989__23_3_317_0/}
}