M. R. Villegas and G. Abellanosa, “Technical Efficiency of Catfish Farms in Davao City: An Application of Data Envelopment Analysis”, Bus Org Stud J, vol. 1, no. 1, pp. 94–120, Mar. 2023, Accessed: Feb. 04, 2026. [Online]. Available: https://ieesjournals.com/index.php/bosej/article/view/152