共 50 条
- [2] Malmquist Index Based Jing-Jin-Ji Regional Technical Differences Empirical Study 2014 INTERNATIONAL CONFERENCE ON MANAGEMENT SCIENCE & ENGINEERING (ICMSE), 2014, : 1725 - 1731
- [5] Research on the Air Quality Evaluation and Regional Interaction in Jing-Jin-Ji Region PROCEEDINGS OF THE 2016 INTERNATIONAL CONFERENCE ON ECONOMY, MANAGEMENT AND EDUCATION TECHNOLOGY, 2016, 62 : 1972 - 1975