Kajackas, A., L. Pavilanskas, and A. Vindašius. “Synchronous Voice Applied Customer Access Based on IEEE 802.11”. Elektronika ir Elektrotechnika 80, no. 8 (October 20, 2007): 23-28. Accessed January 17, 2021. https://eejournal.ktu.lt/index.php/elt/article/view/11000.