ZAZERIN, A.; ORLOV, A.; BOGDAN, O. Operational transconductance amplifier macromodel optimization for active piezoelectric filter design. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 6, n. 12(66), p. 30–35, 2013. DOI: 10.15587/1729-4061.2013.19687. Disponível em: https://journals.uran.ua/eejet/article/view/19687. Acesso em: 4 jul. 2024.