Elsa Joseph, Josline, et al. “Segmentation of Exudates to Assess Diabetic Retinopathy by reni’s Entropy Based Thresholding”. International Journal of Engineering and Technology, vol. 7, no. 2.25, May 2018, pp. 109-12, https://doi.org/10.14419/ijet.v7i2.25.16570.