The short- and long-term impacts of the COVID-19 pandemic on family farms in China-Evidence from a survey of 2 324 farms
DU Zhi-xiong, LAI Xiao-dong, LONG Wen-jin, GAO Liang-liang
Journal of Integrative Agriculture . 2020, (12): 2877 -2890 .  DOI: 10.1016/S2095-3119(20)63390-1