From colour normalisation to colour constancy by background information

@InProceedings\{VLP2001,
  author       = "Maria Vanrell and Felipe Lumbreras and A Pujol and Ramon Baldrich and Josep Llad\'os",
  title        = "From colour normalisation to colour constancy by background information",
  booktitle    = "IEEE International Conference on Image Processing (ICIP'01)",
  month        = "Oct",
  year         = "2001",
  publisher    = "Actas del congreso",
  address      = "Tessalon\'{\i}ki (Greece)",
  url          = "http://cat.uab.cat/Public/Publications/2001/VLP2001"
}