K. Sari, A. N. M. Haryadi, N. Khusaenah, Sudaryanto, E. Yulianti, and A. B. S. Utomo, “Modification of Chitosan/PEG4000 dispersed with Lithium Triflate (LiCF\(_3\)SO\(_3\)) as a solid polymer electrolyte for the secondary battery”, CST, vol. 9, no. 2, pp. 243-251, Dec. 2024.