Viet, N., Trung, T., Binh, L. and Chien, D. 2007. THE OPTICAL AND ELECTRICAL CHARACTERISTICS OF ZnO: Al THIN FILMS PREPARED BY SOL-GEL METHOD. VNUHCM Journal of Science and Technology Development. 10, 10 (Oct. 2007), 32-38. DOI:https://doi.org/https://doi.org/10.32508/stdj.v10i10.2832.