MARCAL, E. F.; PEREIRA, P. L. V. Evaluating the existence of structural change in the Brazilian term structure of interest rate: evidence based on Hansens cointegration models with structural break. São Paulo Journal of Mathematical Sciences, [S. l.], v. 8, n. 2, p. 211-239, 2014. DOI: 10.11606/issn.2316-9028.v8i2p211-239. Disponível em: https://www.revistas.usp.br/spjournal/article/view/98889. Acesso em: 17 set. 2021.