N. . Ngueanngam, T. . Chaivisuthangkura, N. . Asawutmangkul, B. . Jityuti, and P. Boonsri, “Molecular Design of the Triphenylamine Substitution on Isoindigo-Based as Promising Hole Transport Materials for Perovskite Solar Cell”, SEJ, vol. 38, no. 2, pp. 48–61, Dec. 2022.