Gavin J. Pringle Steven P. Booth Hugh M. P. Couchman Frazer R. Pearce Alan D. Simpson Towards a Portable, Fast Parallel AP<sup>3</sup>M-SPH Code: HYDRA_MPI. 360-369 2001 conf/pvm/2001 PVM/MPI http://dx.doi.org/10.1007/3-540-45417-9_49 db/conf/pvm/pvm2001.html#PringleBCPS01