Adriansyah, N. M.; Anwar, K.; Rangkuti, I. A.; Anbela, D. S.; Amalia, N. N.; Waliani, L. S. Simple Doppler Spread Compensator for Future Railway Mobile Communication Systems (FRMCS). Int. J. Adv. Sci. Eng. Inf. Technol. 2022, 12, 1-7.