uktamaliyev, bekzod 2023. The Temperature dependence of active and reactive impedances of PMMA-EC-LiTf / MgTf2 solid polymer electrolytes: Temperature dependence of active and reactive impedances of PMMA-EC-LiTf / MgTf2 solid polymer electrolytes. Scientific and Technical Journal of Namangan Institute of Engineering and Technology. 8, 3` (Sep. 2023), 86–91.