Viet, Nguyen, Tran Trung, Le Binh, and Dang Chien. 2007. “THE OPTICAL AND ELECTRICAL CHARACTERISTICS OF ZnO: Al THIN FILMS PREPARED BY SOL-GEL METHOD”. Science and Technology Development Journal 10 (10), 32-38. https://doi.org/https://doi.org/10.32508/stdj.v10i10.2832.