Pham, Anh Tuan, Xuan Quang Nguyen, Duc Huy Tran, Viet Anh Dung Dang, Ngoc Phan Vu, and Duy Cuong Nguyen. “Influence of Annealing Condition on the Structural and Photovoltaic Properties of Cu(In,Ga)(S,Se)₂ Solar Cells”. Old Journal, no. 117 (March 15, 2017): 63–67. Accessed August 2, 2025. https://jst.vn/index.php/old/article/view/457.