@Article{bianconi:2009jei,
author = {Francesco Bianconi and Antonio Fern\'{a}ndez and Elena
Gonz\'{a}lez and Julia Armesto},
title = {Robust colour texture features based on ranklets and
discrete {F}ourier transform},
journal = {Journal of Electronic Imaging},
volume = {18},
pages = {043012-1-8},
year = {2009},
doi = {10.1117/1.3273946}
}