大连港与营口港集装箱业务竞争态势及其演化-基于Lotka-Volterra模型的分析
대련항여영구항집장상업무경쟁태세급기연화-기우Lotka-Volterra모형적분석
Analysis of Competitive Situation and Evolution of Container Business of Dalian Port and Yingkou Port:An Analysis Based on Lotka-Volterra Model
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