情报理论与实践
基于三阶段DEA模型的在线健康社区知识交流效率评价研究
杨瑞仙1,2，黄书瑞1，王元锋3
Research on Evaluation Efficiency of Knowledge Exchange in Online Healthy Community Based on Threestage DEA Model
情报理论与实践 . 2020, (10): 122 .