Sarkinbaka, Z. M., A. G. Salihu, A. S. Grema, and A. L. Yaumi. “Modular Cryogenic Energy Storage System: Simulation and Techno-Economic Analysis.”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT, Vol. 19, no. 3, Sept. 2023, pp. 585-98, https://azojete.com.ng/index.php/azojete/article/view/780.