Target Strength of Eels from Echosounder and Calibrated Fish Finder Using Acoustic Measurement and Numerical Model. - Dwinovantyo, Angga; Triyanto; Triwisesa, Endra; Samir, Octavianto; Haryani, Gadis Sri; Wibowo, Hendro; Hidayat; Sulawesty, Fachmijany; Nafisyah, Eva; Lukman; Ali, Fauzan; Setiawan, Foni Agus (International Journal of Technology, 2025)