1. Length estimators for digitized contours;Dorst;Computer Vision, Graphics, and Image Processing,1987
2. Error bounds for morphologically derived measurements;Dougherty;SIAM Journal on Applied Mathematics,1987
3. Morphological discretization;Heijmans,1991
4. Discretization of morphological operators;Heijmans;Journal of Visual Communication and Image Representation,1992
5. Image analysis and mathematical morphology;Serra,1982