SHEN, Xinhang. Portfolio - Based on US Stock Data. BCP Business & Management, [S. l.], v. 44, p. 537–543, 2023. DOI: 10.54691/bcpbm.v44i.4883. Disponível em: https://bcpublication.org/index.php/BM/article/view/4883. Acesso em: 26 may. 2026.