MA, R. .; FENG, Q. . Broadband CPW-Fed Circularly Polarized Square Slot Antenna for Universal UHF RFID Handheld Reader. Applied Computational Electromagnetics Society Journal (ACES), [S. l.], v. 36, n. 06, p. 747–754, 2021. Disponível em: https://journals.riverpublishers.com/index.php/ACES/article/view/12085. Acesso em: 22 apr. 2026.