| The infeasible problem of Malmquist–Luenberger index and its application on China’s environmental total factor productivity | 1 | 0.35 | 2019 |
| Units invariant DEA when weight restrictions are present: ecological performance of US electricity industry | 5 | 0.46 | 2017 |
| Bounded and discrete data and Likert scales in data envelopment analysis: application to regional energy efficiency in China | 11 | 0.55 | 2017 |
| Data Envelopment Analysis with Output-Bounded Data. | 0 | 0.34 | 2016 |
