PCA Implementation In Identifying Risk And Return of LQ45 Stocks. Conference Series, [S. l.], v. 4, n. 1, p. 32–42, 2022. DOI: 10.34306/conferenceseries.v4i1.668. Disponível em: https://www.adi-journal.org/index.php/conferenceseries/article/view/668. Acesso em: 4 jun. 2026.