Laikanok, Rattasat, Peerapong Uthansakul, and Monthippa Uthansakul. “Self-evaluation guideline of overlapping spectrum sharing for multi-user MIMO cognitive radio systems”. Engineering and Applied Science Research 46, no. 1 (March 30, 2019): 1–9. accessed August 29, 2026. https://ph01.tci-thaijo.org/index.php/easr/article/view/110663.