Nguyen Thanh Chinh, Mac Duy Tuyen, Nguyen Van Sang, and Nguyen Van Vuong. 2025. “A Solution for Preprocessing to Select Discrete Spectral Features of Propeller-Equipped Marine Targets to Enhance Passive Acoustic Direction-Finding Accuracy”. Journal of Military Science and Technology, no. IITE (October):139-47. https://doi.org/10.54939/1859-1043.j.mst.IITE.2025.139-147.