Robb E. Eason Robert Rosenberger Trina Kokalis Evan Selinger Patrick Grim What kind of science is simulation? 19-28 2007 19 J. Exp. Theor. Artif. Intell. 1 http://dx.doi.org/10.1080/09528130601116154 db/journals/jetai/jetai19.html#EasonRKSG07