C. Ciufudean, A. Larionescu, and C. Filote, “Equivalent Structures for Nonlinear-Signal Cable Networks”, ELEKTRON ELEKTROTECH, vol. 93, no. 5, pp. 65–68, May 2009, Accessed: Feb. 08, 2026. [Online]. Available: https://eejournal.ktu.lt/index.php/elt/article/view/10183