Circuit Implementations and Comparison between Different Multiplication Factors in Terahertz Frequency Generation in 90nm Process Using Linear Superposition . International Journal of Information and Electronics Engineering, [S. l.], v. 3, n. 2, p. 160–163, 2013. Disponível em: https://ijiee.org/index.php/ijiee/article/view/648. Acesso em: 12 may. 2026.