THI THU HIEN LE; VAN TUAN CHU; VAN TUAN PHAM. Fabrication, structural characteristics, and influence of Bi³⁺ doping concentration on UV-vis spectra of Bi³⁺:SnO₂ nanocomposite materials. Vietnam Journal of Science, Technology and Engineering, [S. l.], v. 65, n. 1, p. 9-13, 2023. DOI: 10.31276/VJSTE.65(1).09-13. Disponivel em: https://vietnamscience.vjst.vn/index.php/vjste/article/view/1104. Acesso em: 15 jul. 2026.