ZHAO, Cen. Countermeasures for Commercial Pension Insurance under Negative Interest Rates. Scientific Journal of Economics and Management Research, [S. l.], v. 6, n. 12, p. 205–210, 2024. DOI: 10.54691/8c0gdm07. Disponível em: https://bcpublication.org/index.php/SJEMR/article/view/7908. Acesso em: 10 sep. 2026.