2026. DFT Insights into Structural, Optoelectronic and Thermodynamic Characteristics of Chalcopyrite AgAl(S₁₋ₓSeₓ)₂. East European Journal of Physics. 3 (Sep. 2026), 665–680. DOI:https://doi.org/10.26565/2312-4334-2026-3-63.