GUPTA, R.; BASU, P. K. Sector Analysis And Portfolio Optimisation: The Indian Experience. International Business & Economics Research Journal (IBER), [S. l.], v. 8, n. 1, 2009. DOI: 10.19030/iber.v8i1.3096. Disponível em: https://clutejournals.com/index.php/IBER/article/view/3096. Acesso em: 23 jul. 2024.