Dervinienė, A., J. Daunoras, and V. Januševičius. “Nonlinear Systems Root-Locus Design”. Elektronika ir Elektrotechnika 66, no. 2 (February 1, 2006): 74-77. Accessed April 11, 2025. https://eejournal.ktu.lt/index.php/elt/article/view/10599.