Assessing the Comparative Efficiency of State universities in Sri Lanka Using Data Envelopment Analysis. International Academic Research Journal of Business and Management, [S. l.], v. 3, n. 4, p. 15–23, 2014. Disponível em: https://www.acrpub.com/index.php/iarjbm/article/view/140.. Acesso em: 5 jul. 2025.