Feng, Yuhan. “The Impact of Maternity Protection Welfare Policy on Women’s Willingness to Have a Second Child in Lanzhou”. Journal of Theory and Practice of Social Science 4, no. 01 (February 21, 2024): 33–38. Accessed March 4, 2026. https://centurysciencepub.com/index.php/jtpss/article/view/449.