Hayati Al-Madihah Hashim, Nor, and Ri Hanum Yahaya Subban. “Dielectric Studies of PEO-Based Polymer Electrolytes Doped With LiTFSI Salt and EMIMTFSI Ionic Liquid”. International Journal of Engineering & Technology, vol. 7, no. 4.14, Dec. 2019, pp. 507-11, https://doi.org/10.14419/ijet.v7i4.14.27779.