@article{
    journals/pr/OjalaVOP01,
    author = {Ojala, Timo and Valkealahti, Kimmo and Oja, Erkki and Pietik{\"a}inen, Matti},
    title = "Texture discrimination with multidimensional distributions of signed gray-level differences",
    ee = "http://dx.doi.org/10.1016/S0031-3203(00)00010-8",
    journal = "Pattern Recognition",
    number = "3",
    volume = "34",
    year = "2001",
    bibsource = "DBLP, http://dblp.uni-trier.de",
    pages = "727-739"
}