A DFT STUDY ON THE PHONON PROPERTIES OF PEROVSKITES ASnCl3 (A = K, Rb, AND Cs). EINSTEIN (e-Journal), [S. l.], v. 14, n. 2, p. 1–7, 2025. DOI: 10.24114/ra9zef54. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/einsten/article/view/70223. Acesso em: 21 jul. 2026.