Abdullahi, S. et al. 2025. Preparation, Characterization, and Performance Optimization of Cu2ZnSnS4 (CZTS) Absorber Layer Deposited by Sol-Gel Spin Coating Technique. UMYU Scientifica. 4, 1 (Mar. 2025), 1–18. DOI:https://doi.org/10.56919/usci.2541.001.