PSZCZÓŁKOWSKA , Marta. Alternative Index Ratio of Treasury Bonds. Studia Oeconomica Posnaniensia, Poznan, Polska, v. 2, n. 2, p. 68–90, 2014. DOI: 10.18559/8rpkwp17. Disponível em: https://journals.ue.poznan.pl/soep/article/view/3200. Acesso em: 3 sep. 2026.