MUTINDA, M. B.; MUNJI, K. M.; NYENGE, L. R. Implementation of a Wide Band and Low Noise Signal Generator Based on Phase Locked Loop. African Journal of Pure and Applied Sciences, Nairobi, Kenya, v. 4, n. 1, p. 50–59, 2023. DOI: 10.33886/ajpas.v4i1.371. Disponível em: https://journal.ku.ac.ke/index.php/AJPAS/article/view/371. Acesso em: 26 aug. 2026.