D.  Puthusseri, Aravindan, V., Madhavi, S., and Ogale, S., ?Improving the energy density of Li-ion capacitors using polymer-derived porous carbons as cathode?, Electrochimica Acta, vol. 130, pp. 766-770, 2014.

V. C.  Wakchaure, Kottaichamy, A. R., Nidhankar, A. D., Ranjeesh, K. C., Nazrulla, M. A., Thotiyl, M. O., and Babu, S. S., ?Hexaaminobenzene derived two-dimensional polymer supercapacitor with high specific capacitance and energy density?, ACS Applied Energy Materials, vol. 3, no. 7, pp. 6352-6359, 2020.