“4G LTE (Long Term Evolution) Network Optimization Using Physical Tuning Methods for the Kubu Gulai Bancah Area”. JATAED: Journal of Appropriate Technology for Agriculture, Environment, and Development 3, no. 1 (December 31, 2025): 30–44. Accessed July 11, 2026. https://jurnal.lkppl.org/index.php/jataed/article/view/98.