Toh, L. B., M. Mashor, P. Ehkan, H. Rosline, A. Junoh, and N. Harun. “Image Segmentation for Acute Leukemia Cells Using Color Thresholding and Median Filter”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 10, no. 1-5, Feb. 2018, pp. 69-74, https://jtec.utem.edu.my/jtec/article/view/3632.