IJAZ, Khalid; HUSSAIN, Zawar. Sigma-Delta Modulators for Analog-to-Digital & Digital-to-Analog Conversion: A Review: Sigma-Delta Modulators for A/D and D/A Conversion: A Review. Proceedings of the Pakistan Academy of Sciences: A. Physical and Computational Sciences, [S. l.], v. 57, n. 3, p. 1–18, 2021. Disponível em: http://ppaspk.org/index.php/PPAS-A/article/view/135. Acesso em: 4 dec. 2025.