Nguyen, Duy Thai, and Phúc Hoàng Văn. “Effective Dielectric Modeling for Antenna Lenses Using Fill-Factor Analysis and the Nicolson–Ross–Weir Method”. Journal of Military Science and Technology 112, no. 112 (June 25, 2026): 73–82. Accessed July 1, 2026. https://jmst.mod.gov.vn/index.php/jmst/article/view/2048.