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冯浩, 夏国峰, 尤显平

Measurement of agricultural ecological efficiency in Chongqing City based on undesired output SBM model and center of gravity model

FENG Hao, XIA Guo-feng, YOU Xian-ping

湖北农业科学 . 2024, (3): 177 -182 . DOI: 10.14088/j.cnki.issn0439-8114.2024.03.027