@article{董丽娅:20, author = {董丽娅, 陈津端, 成邦文}, title = {科技活动分布集中性的测度}, publisher = {统计研究}, year = {2006}, journal = {统计研究}, volume = {23}, number = {2}, eid = {20}, numpages = {3}, pages = {20}, keywords = {科技管理 集中性 洛伦兹曲线 基尼系数 对数正态分布 }, url = {https://tjyj.stats.gov.cn/CN/abstract/article_573.shtml}, doi = {} }