FREJTAG-MIKA, Eliza. Ways Out of Liquidity Trap and Deflation. Acta Universitatis Lodziensis. Folia Oeconomica, [S. l.], v. 3, n. 303, 2014. Disponível em: https://czasopisma.uni.lodz.pl/foe/article/view/249. Acesso em: 8 apr. 2025.