Sharew, A. and Fentie, G. (2018) “Data Envelopment Analysis on Efficiency of Insurance Companies in Ethiopia”, American Scientific Research Journal for Engineering, Technology, and Sciences, 48(1), pp. 138–170. Available at: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/4448 (Accessed: 4 May 2024).