PujiyatiS., HartatiS., & PriyonoW. (2010). 4TEFFECTS OF GRAIN SIZE, ROUGHNESS, AND HARDNESS OF SEA FLOOR ON BACK SCATTERING VALUE BASED ON HYDROACOUSTIC DETECTION. Jurnal Ilmu Dan Teknologi Kelautan Tropis, 2(1). https://doi.org/10.29244/jitkt.v2i1.7863