N. Rozali, S. Zaki, W. Ho, W. Liu, S. Wan Alwi, Z. Manan, J. Klemes, Study of the Effects of Peak/Off-Peak Load Shifting on Hybrid Power System Storage Using Power Pinch Analysis , Chemical Engineering Transactions. 61 (2017) 1519-1524. doi:10.3303/CET1761251.