LIS, P. Preface. Research Papers in Economics and Finance, [S. l.], v. 7, n. 1, p. 4–5, 2023. DOI: 10.18559/ref.2023.1.886. Disponível em: https://journals.ue.poznan.pl/REF/article/view/886. Acesso em: 12 jul. 2024.