http://repository.ipb.ac.id/handle/123456789/57213 Fri, 01 May 2026 23:34:24 GMT 2026-05-01T23:34:24Z http://repository.ipb.ac.id/handle/123456789/57214 Kombinasi echo integrator dan dual beam processor dalam estimasi densitas dan penyebaran ikan di Selat Makassar Simbolon, Domu; Manurung, Djisman Hydroacoustic survey with dual-beam processing ang echo integration technique was conducted in Makassar Strait, from January to February 1995. Wed, 01 Jan 1997 00:00:00 GMT http://repository.ipb.ac.id/handle/123456789/57214 1997-01-01T00:00:00Z