Dibyendu Ghoshal and  Pinaki Pratim Acharjya,  Image Segmentation by Mathematical Morphology: An Approach through Linear, Bilinear and Conformal Transformation.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2014, vol. 92(8). 1138 - 1141
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/9999279.