Simko, M., and M. Chapac. “Non-Destructive Method of Measurement of Radio Transmitters Antenna Systems”. Elektronika ir Elektrotechnika 107, no. 1 (January 4, 2011): 33-46. Accessed April 19, 2024. https://eejournal.ktu.lt/index.php/elt/article/view/9075.