LI, Baizhou; TANG, Shaokun. Portfolio Optimization Analysis for Industries. BCP Business & Management, [S. l.], v. 35, p. 730–736, 2022. DOI: 10.54691/bcpbm.v35i.3377. Disponível em: https://bcpublication.org/index.php/BM/article/view/3377. Acesso em: 1 may. 2026.