I Gede Puja Astawa, Melki Mario Gulo, and Amang Sudarsono, “A Secure and Robust Data Transmission for 2 × 2 MIMO-OFDM System Using Subcarrier Randomization with Elliptical Curve Cryptography”, Adv. technol. innov., vol. 9, no. 4, pp. 301–318, Oct. 2024.