Alivia, Annisa Risda, Syasya Qonita Azizah, and Alok Shukla. 2025. “The Least Squares Concept in Reducing Noisy Signal of Single-Beam Acoustic Systems: Ocean Depth Measurement to Support Maritime Defense Systems”. International Journal of Applied Mathematics, Sciences, and Technology for National Defense 3 (3): 161-70. https://doi.org/10.58524/app.sci.def.v3i3.643.