AN ANALYTICAL APPROACH TO PORTFOLIO MANAGEMENT IN CONTEMPORARY FINANCIAL MARKETS WITH REFERENCE TO HDFC. International Journal of Engineering Research and Science & Technology, [S. l.], v. 21, n. 3 (1), p. 955–959, 2025. DOI: 10.62643/ijerst.v21.n3(1).pp955-959. Disponível em: https://ijerst.org/index.php/ijerst/article/view/1330. Acesso em: 1 may. 2026.