Siuzdak, Jerzy, Maciej Kowalczyk, Lech Maksymiuk, and Grzegorz Stepniak. “Passband Characteristic of MM Fibers”. Photonics Letters of Poland 1, no. 2 (June 29, 2009): pp. 94–96. Accessed May 6, 2024. https://photonics.pl/PLP/index.php/letters/article/view/1-32.