Hoang-Thu, T., H. Pham-Duy, H. Tran-Huy, and H. C. Park. “A Simple Patch Antenna Design With Multiple Linear Polarizations for RFID Readers: Antenna for RFID”. IEEE Latin America Transactions, vol. 24, no. 6, Apr. 2026, pp. 629-35, https://latamt.ieeer9.org/index.php/transactions/article/view/10622.