Igbinovia, E. L. and Ogbeide, D. O. (2018) “Measuring the Efficiency of Selected Quoted Agricultural Firms in Nigeria: Data Envelopment Analysis (DEA) Approach”, Nigerian Academy of Management Journal, 13(1), pp. 60–70. Available at: https://namj.tamn-ng.org/index.php/home/article/view/87 (Accessed: 8 June 2026).