WANG, Xiaoyu. An Exploration of the Reasons Why Empress Liu of the Northern Song Dynasty Did Not Claim the Title of Emperor. International Journal of Education and Social Development, [S. l.], v. 4, n. 2, p. 42–45, 2025. DOI: 10.54097/zd3x1074. Disponível em: https://ijesd.com/index.php/ijesd/article/view/224. Acesso em: 30 apr. 2026.