D. Udomratanasiri, S. Kawdungta, R. Pansomboon, A. Lang, and C. Phongcharoenpanich, “Gain Enhancement of a Dual-Band S-Patch Antenna Array for 5G Application ”, Eng. & Technol. Horiz., vol. 42, no. 2, p. 420204, Jun. 2025.