Nguyen, Phuong, Thang Bui, and Ha Tung. “Preparation of RGO-Cu2S for Quantum Dot Sensitized Solar Cells Application and Investigation of Its Properties”. VNUHCM Journal of Natural Sciences 6, no. 3 (September 30, 2022): 2271-2280. Accessed July 9, 2025. http://stdjns.scienceandtechnology.com.vn/index.php/stdjns/article/view/1195.