Automatic Colour Correction. - Pekka Laihanen; Mikael Lindholm; Simo Rouhiainen; Hannu Saarelma; Lassi Tuuteri; Pekka Kekolahti (CIC, 1994)

Classification of Images for Automatic Colour Correction. - Juha Katajamäki; Pekka Laihanen; Hannu Saarelma (CIC, 1995)

Illumination-Based Color Balance Adjustments. - Janne S. Laine; Hannu Saarelma (CIC, 2000)