P. Roy, M. R. Rahman, and H. R. Khan. “Simulation Study of Waveguide and Chromatic Dispersion of a Single Mode Step Index Optical Fiber”. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE 5, no. 1 (January 11, 2019): 116–122. Accessed April 25, 2024. https://ijasre.net/index.php/ijasre/article/view/102.