PFAFF, B. VAR, SVAR and SVEC Models: Implementation Within R Package vars. Journal of Statistical Software, [S. l.], v. 27, n. 4, p. 1–32, 2008. DOI: 10.18637/jss.v027.i04. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v027i04. Acesso em: 19 apr. 2024.