Bouheraoua, H. and Belbacha, E.-D. 2026. Structural, Optoelectronic and Mechanical Properties of AHgCl3 (A=Rb, Cs) Perovskites: A First-Principles GGA and TB-mBJ Analysis. East European Journal of Physics. 2 (Jun. 2026), 280-291. DOI:https://doi.org/10.26565/2312-4334-2026-2-30.