V. Bobrovs and G. Ivanovs, “Investigation of Mixed Data Rate and Format Transmission in WDM Networks”., ELEKTRON ELEKTROTECH, vol. 84, no. 4, pp. 67–70, Apr. 2008, Accessed: Feb. 08, 2026. [Online]. Available: https://eejournal.ktu.lt/index.php/elt/article/view/11135