Yusof, Azita Laily, et al. “Performance Analysis of Handover Initiation Parameters in Long Term Evaluation – Advanced (LTE-A) Network”. International Journal of Integrated Engineering, vol. 14, no. 3, June 2022, pp. 14-20, https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/9061.