基于文本挖掘的领域本体半自动构建方法研究─以教学设计学科领域本体建设为例 Semi─automatic Building Approach of Domain Ontology Based on Text Mining:A Case Study of Building Instructional Design Domain Ontology
透视美国网络高等教育现状的一个窗口 ─ 斯隆联盟2007年网络高等教育报告解读 A Window to Look at the Landscape of Online Higher Education in the United States ─ Unfolding the Sloan 2007 Annual Report