P. Balaišis, N. Bagdanavičius, A. Besakirskas, and R. Plėštys, “Efficiency of Package Transmission Devices”, ELEKTRON ELEKTROTECH, vol. 46, no. 4, Apr. 2003, Accessed: Feb. 08, 2026. [Online]. Available: https://eejournal.ktu.lt/index.php/elt/article/view/11241