Mahmood, Q., et al. “First‑Principles Analysis of the Electronic, Optical, and Thermoelectric Characteristics of XBiO₃ (X = Al, Ga, In) Perovskites”. Opto-Electronics Review, vol. 28, no. 1, Apr. 2026, pp. 8-14, doi:10.24425/opelre.2020.132497.