中国科学院数学与系统科学研究院期刊网
Volatility of vegetable and fruit prices and consumer welfare effects in different income groups: An empirical analysis based on the EASI incomplete demand
ZHU Wenbo, HAN Xinru, CHEN Yongfu
Systems Engineering - Theory & Practice . 2023, (4): 984 -1001 .  DOI: 10.12011/SETP2021-3168