BOGOŁĘBSKA, Joanna; FEDER-SEMPACH, Ewa; STAWASZ-GRABOWSKA, Ewa. Safe Assets in the International Financial System: Safe Assets` Creation and the Global Perspective. Poland: Lodz University Press,2022. DOI: 10.18778/8220-791-0. Disponível em: https://press.uni.lodz.pl/index.php/wul/catalog/book/808. Acesso em: 28 jan. 2026.