William I. Gasarch Evan Golub Clyde P. Kruskal Constant time parallel sorting: an empirical view. 63-91 2003 67 J. Comput. Syst. Sci. 1 http://dx.doi.org/10.1016/S0022-0000(03)00040-0 db/journals/jcss/jcss67.html#GasarchGK03