Empirical study on the happiness index of farmers in poverty-stricken counties of Sichuan province
LUO Kui, ZHOU Li, GUO Cai, FU Xue-wei
HUBEI AGRICULTURAL SCIENCES . 2021, (4): 129 -133 .  DOI: 10.14088/j.cnki.issn0439-8114.2021.04.027