M. Imam, Sherif, and Ahmed M. Azmy. “Sizing and Economic Analysis of Standalone PEM Fuel Cell Systems for Residential Utilization”. Recent Innovations in Mechatronics 2, no. 1-2. (April 7, 2015): 1–8. Accessed May 8, 2024. https://ojs.lib.unideb.hu/rIim/article/view/3815.