NORDHAUSEN, K.; OJA, H.; OLLILA, E. Robust Independent Component Analysis Based on Two Scatter Matrices. Austrian Journal of Statistics, [S. l.], v. 37, n. 1, p. 91–100, 2016. DOI: 10.17713/ajs.v37i1.290. Disponível em: https://www.ajs.or.at/index.php/ajs/article/view/vol37%2C%20no1%20-%209. Acesso em: 8 oct. 2025.