Thi Nga, N., Phan, H.A., Cao, V.L. and Pham, T.H. 2023. Suitable pilot search method for channel estimation in underwater acoustic OFDM systems. Journal of Military Science and Technology. 89, 89 (Aug. 2023), 52–59. DOI:https://doi.org/10.54939/1859-1043.j.mst.89.2023.52-59.