普惠金融数字化发展对缓解小微企业融资约束的异质性效果. 经济与管理学报, [S. l.], v. 2, n. 2, p. 11–15, 2025. DOI: 10.70088/nj4d7r79. Disponível em: https://cn.soapubs.com/index.php/JINGGUAN/article/view/52. Acesso em: 7 8月. 2026.