Test of Integrated Urban Rail Transit Vehicle-to-Ground Communication System Based on LTE-U Technology. - Tong Gan; Qiang Ma; Xin-Hua Shen; Yi-Dong Jia (ICAIS (1), 2021)

A Survey on Technologies and Challenges of LTE-U. - Tong Gan; Shi-You Wang; Qiang Ma; Yi-Dong Jia; Yunyun Ma (Comput. Syst. Sci. Eng., 2022)