@Techreport{havran09btfbase,
  author = {Havran, V. and Filip, J. and Myszkowski, K.},
  title = {{Bidirectional Texture Function Compression based on the Multilevel Vector Quantization SUPPLEMENTAL MATERIAL}},
  year = 2009,
  type = {Research Report},
  Institution = {Institute of Information Theory and Automation, Academy of Sciences of the Czech Republic},
  NUMBER = {2265},
  pages = {1--59},
  ADDRESS = {Prague, Czech Republic},
  MONTH = {Dec},
}