OPTIMIZED EIGHTH-ORDER ACTIVE-R BANDPASS FILTER FOR UHF RFID SYSTEMS: DESIGN, SIMULATION, AND EXPERIMENTAL VALIDATION. FUDMA JOURNAL OF SCIENCES, [S. l.], v. 9, n. 2, p. 271–284, 2025. DOI: 10.33003/fjs-2025-0902-3127. Disponível em: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/3127. Acesso em: 5 sep. 2025.