OLIVEIRA, A. P. DE; SILVA, V. H. C.; MUNDIM, K. C.; GARGANO, R.; OLIVEIRA, H. C. B. DE; RIBEIRO, L. The NH2+ and Be2 2+ Vibrational Spectroscopic Constants From use of the New Analytical Potential Energy Function. Revista Processos QuĂ­micos, v. 9, n. 18, p. 250-253, 1 jul. 2015.