Theoretical Study of Small Niobium Sulphide Clusters, $Nb_nS_m (m,n=1, 2)$. Journal of Atomic and Molecular Sciences, [S. l.], v. 5, n. 3, p. 231–237, 2014. DOI: 10.4208/jams.040214.062114a. Disponível em: https://www.global-sci.com/index.php/jams/article/view/14713. Acesso em: 5 dec. 2025.