OSADCHUK, V. S.; OSADCHUK, A. V. Modeling of Frequency Converter of Optical Radiation with Active Inductive Element. Elektronika ir Elektrotechnika, [S. l.], v. 30, n. 1, 2001. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/18684. Acesso em: 1 oct. 2022.