SHAKER, HANI; NADEEM, IMRAN; IMRAN, MUHAMMAD. Eccentricity-based topological indices of three-layer TiO2 nanotubes. Utilitas Mathematica , [S. l.], v. 117, 2020. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/1464. Acesso em: 7 may. 2026.