The use of morphed images in the quantitative study of human spatial vision

@InProceedings\{TTB1997,
  author       = "D.J. Tolhurst and Tom Troscianko and P.J. Benson and C. Alejandro Parraga",
  title        = "The use of morphed images in the quantitative study of human spatial vision",
  booktitle    = "Journal of Physiology",
  volume       = "506",
  pages        = "11P--12P",
  year         = "1997",
  url          = "http://cat.cvc.uab.es/Public/Publications/1997/TTB1997"
}