Carvalho, Marcela de Marillac, Kelly Pereira de Lima, and Thelma Sáfadi. 2022. “Correlation Between BM&FBOVESPA Stock Returns: An Analysis via Dynamic Copula”. Sigmae 11 (2):12-20. https://publicacoes.unifal-mg.edu.br/revistas/index.php/sigmae/article/view/1071.