SOTNER, R.; PETRZELA, J.; JERABEK, J.; LANGHAMMER, L.; POLAK, J.; JAIKLA, W.; TUNTRAKOOL, S. Integer- and Fractional-Order VCO Using Non-Inertial Amplitude Stabilization and Modern Active Elements. Elektronika ir Elektrotechnika, [S. l.], v. 26, n. 2, p. 42-47, 2020. DOI: 10.5755/j01.eie.26.2.25903. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/25903. Acesso em: 18 sep. 2020.