1. Aziz, H., Tetra, O. ., A, A., Syukri & Ramadhan, W. Electrical Properties of Supercapacitor ElectrodeBased on Activated Carbon from Waste Palm Kernel Shells. Der Pharma Chem. 15, 227–232 (2016).
2. Tamado, D. et al. Sifat Termal Karbon Aktif Berbahan Arang Tempurung Kelapa. 1–9 (2013).
3. Liu, Y. et al. A Comprehensive Review on Recent Progress in Aluminum–Air Batteries. (2017).
4. Fuadi, R., Mirah, H. & Jo, H. Pembuatan Karbon Aktif Dari Pelepah Kelapa (Cocus Nucifera). (2008).
5. Larasati, T. . et al. Nano carbon produced by advanced mild hydrothermal process of oil palm biomass for supercapacitor material. IOP Conf. Ser. Mater. Sci. Eng (2019).