Sipahutar, Erwinsyah, and Oktrison Oktrison. “MIMO Microstrip Antenna With Multiple Inputs at 2.4 GHz Frequency for Long Term Evolution (LTE)”. PERFECT: Journal of Smart Algorithms 2, no. 1 (June 23, 2025): 35–46. Accessed May 26, 2026. https://journal.dcircle.org/index.php/perfect/article/view/69.