【作者(必填)】Ballard,K. and Roberts, J.
【文题(必填)】Empirical Estimation of the Capacity Utilization Rates of Fishing Vessels in 10 Major Pacific Coast Fisheries
【年份(必填)】1977 National Marine
Fisheries Service, Washington D.C..
【全文链接或数据库名称(选填)】


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