FAN, Yuetong. Application Analysis of Portfolio Theory in Financial Markets. BCP Business & Management, [S. l.], v. 45, p. 11–14, 2023. DOI: 10.54691/bcpbm.v45i.4828. Disponível em: https://bcpublication.org/index.php/BM/article/view/4828. Acesso em: 26 sep. 2026.