Chen, Haisheng, et al. “Progress in Electrical Energy Storage System: A Critical Review”. Progress in Natural Science: Materials International, vol. 19, no. 3, 2009, pp. 291-12, https://doi.org/10.1016/j.pnsc.2008.07.014.
Chen, H., Cong, T. N., Yang, W., Tan, C., Li, Y., & Ding, Y. (2009). Progress in electrical energy storage system: A critical review. Progress in Natural Science: Materials International, 19(3), 291-312. https://doi.org/10.1016/j.pnsc.2008.07.014
Chen H, Cong TN, Yang W, Tan C, Li Y, Ding Y. Progress in electrical energy storage system: A critical review. Progress in Natural Science: Materials International. 2009;19(3):291-312.