The effect of diversification on firm performance: Evidence from Listed Companies in Vietnam. International Journal of Scientific Research and Management (IJSRM), [S. l.], v. 9, n. 02, p. 2072–2180, 2021. DOI: 10.18535/ijsrm/v9i2.em05. Disponível em: https://ijsrm.net/index.php/ijsrm/article/view/2991.. Acesso em: 22 jul. 2024.