KIOKO, D. M.; OCHIENG, M. Effect of Portfolio Diversification on the Financial Performance of Investment Firms Listed in the Nairobi Securities Exchange. Journal of Finance and Accounting, [S. l.], v. 4, n. 5, p. 77–96, 2020. Disponível em: https://stratfordjournalpublishers.org/journals/index.php/journal-of-accounting/article/view/656. Acesso em: 22 jan. 2026.