@article{AkenineMoller2012What,
   author  = {Tomas Akenine-M\"{o}ller and Bj\"{o}rn Johnsson},
   title   = "{Performance per What?}",  
   year    = {2012},
   month   = {Oct},
   day     = {18},
   journal = {Journal of Computer Graphics Techniques (JCGT)},
   volume  = {1},
   number  = {1},
   pages   = {37--41},
   url     = {http://jcgt.org/published/0001/01/03/}
}