Synergistic Effect of Sulfonated Poly(Ether Ether Ketone)/Strontium Zirconate Perovskite Nanofiber-Based Novel Electrospun Composite Membranes for Fuel Cell Applications - SELVAKUMAR, KANAKARAJ; KIM, AE RHAN; YOO, DONG JIN (Transactions of the Korean Hydrogen and New Energy Society, 2022)