This paper analyzes the three historical stages through which a library becomes automatic: integrated system stage (data processing stage), network stage and digit stage.
本文分析了图书馆自动化经历的三个历史阶段：集成系统阶段(即数据处理阶段)，网络化阶段，数字化阶段。
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In this paper we study incumbent firms' compatibility strategies when market entry of competitive firm may occur by using a three-stage game theory model with network externalities.