KOMPA, K.; WITKOWSKA, D. COMPARISON OF THE OPEN INVESTMENT FUNDS EFFICIENCY AT BULL AND BEAR MARKETS. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 9, n. 3, p. 169–180, 2010. Disponível em: https://aspe.sggw.edu.pl/article/view/700. Acesso em: 12 apr. 2024.