KESAN PENGISI TITANIUM DIOKSIDA DALAM MEMBRAN KOMPOSIT POLIBENZIMIDAZOL-GRAFIN OKSIDA BERSULFONAT BAGI APLIKASI PEMFC BERSUHU TINGGI: THE EFFECT OF TITANIUM DIOXIDE FILLER IN POLYBENZIMIDAZOLE-SULFONATED GRAPHENE OXIDE COMPOSITE MEMBRANE FOR HIGH-TEMPERATURE PEMFC APPLICATIONS. Jurnal Teknologi (Sciences & Engineering), v. 86, n. 1, p. 53–62, 18 Nov.2023.