Variable-size block matching algorithm for motion estimation using a perceptual-based splitting criterion. - Francesc J. Ferri; Jesús Malo; Jesús V. Albert; J. Soret (ICPR, 1998)

The role of perceptual contrast non-linearities in image transform quantization. - Jesus Malo; Francesc J. Ferri; Jesús V. Albert; J. Soret; José M Artigas (Image Vis. Comput., 2000)