LIANG, Shuhan. Portfolio Analysis of Different Industries under Constraints. BCP Business & Management, [S. l.], v. 44, p. 241–246, 2023. DOI: 10.54691/bcpbm.v44i.4818. Disponível em: https://bcpublication.org/index.php/BM/article/view/4818. Acesso em: 1 may. 2026.