@book{Krivanek:2009:PGI,
  title={Practical Global Illumination with Irradiance Caching},
  author={K{\v{r}}iv{\'a}nek, Jaroslav and Gautron, Pascal},
  isbn={9781598296440},
  series={Synthesis lectures in computer graphics and animation},
  year={2009},
  publisher={Morgan \& Claypool},
  doi = {10.2200/S00180ED1V01Y200903CGR010},
  url = {http://dx.doi.org/10.2200/S00180ED1V01Y200903CGR010},
}