Yue Z, Yin K. Opening or Solidifying? The Trend of the Intergenerational Mobility in China since the Implementation of the Reform and Opening-up Policy. Sci Insights Educ Front [Internet]. 2020 Jun. 15 [cited 2026 Apr. 16];6(1):579-98. Available from: https://mail.bonoi.org/index.php/sief/article/view/3