Preparation and Characterization of Solid Polymer Electrolyte Based on Carboxymethyl Chitosan, Ammonia Nitrate and Ethylene Carbonate. EPSTEM [Internet]. 2018 Aug. 19 [cited 2026 Jan. 20];2:10-6. Available from: https://www.epstem.net/index.php/epstem/article/view/57