@article{SBLD03IRBTF,
  author = {Frank Suykens and vom Berge, Karl and Ares Lagae and Philip Dutr\'e},
  title = {Interactive Rendering with Bidirectional Texture Functions},
  journal = {Computer Graphics Forum},
  year = {2003},
  volume = {22},
  number = {3},
  pages = {463-472},
  month = {September},
  pages = {10},
  doi = {10.1111/1467-8659.00694},
  url = {http://www.blackwell-synergy.com/doi/abs/10.1111/1467-8659.00694},
  lirias = {https://lirias.kuleuven.be/handle/123456789/124143},
  impactfactor = {0.699 (ISI Web of Knowledge, Journal Citation Reports)},
  citations = {55 (Google Scholar, March 2011)}
}