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APA Citation
Pinto, P. M., Ferreira, L. H., Colletta, G. D., & Braga, R. A. (2019). a 0.25-V fifth-order Butterworth low-pass filter based on fully differential difference transconductance amplifier architecture. Microelectronics journal, 92, . http://access.bl.uk/ark:/81055/vdc_100092795915.0x00005e