MATSUMOTO, F.; ITO, T. Overview and Recent Report of Integrated Filter Design Employing Frequency Dependent Negative Resistor (FDNR). Digital Technologies Research and Applications, [S. l.], v. 4, n. 1, p. 170–190, 2025. DOI: 10.54963/dtra.v4i1.924. Disponível em: https://ojs.ukscip.com/index.php/dtra/article/view/924. Acesso em: 28 jun. 2025.