SHAREW, A.; FENTIE, G. Data Envelopment Analysis on Efficiency of Insurance Companies in Ethiopia. American Scientific Research Journal for Engineering, Technology, and Sciences, [S. l.], v. 48, n. 1, p. 138–170, 2018. Disponível em: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/4448. Acesso em: 3 may. 2024.