NANDAKUMAR, P. N. C.; SAIBULLA, A.; PRIYA, M. STRATEGIC PORTFOLIO DIVERSIFICATION FOR HEALTH INSURANCE COMPANIES: LEVERAGING ESG INVESTMENTS AND THE BLACK-LITTERMAN MODEL. South Eastern European Journal of Public Health, [S. l.], p. 1436–1452, 2024. DOI: 10.70135/seejph.vi.2475. Disponível em: http://www.seejph.com/index.php/seejph/article/view/2475. Acesso em: 7 dec. 2025.