Vu Khanh Quy, Dang Van Anh, Vi Hoai Nam, Nguyen Dinh Han, Do Thi Thu, Vu Thanh Trung, and Do Thanh Tung. 2016. “A DUPLICATED NETWORK STRUCTURE FOR AN LTE-BASED TRAIN CONTROL COMMUNICATION”. UTEHY Journal of Applied Science and Technology 11 (October), 52-56. http://jst.utehy.edu.vn/index.php/jst/article/view/255.