TY - BOOK AU - Johannesson, K.A. AU - Mitson, R.B. TI - Fisheries acoustics. A practical manual for aquatic biomass estimation SN - 92-5-101449-3 PY - 1983/// CY - Roma PB - FAO KW - PESCA ACUSTICA KW - METODOS DE PESCA KW - BIOMASA ACUATICA ER -