LIS, P. Preface. Research Papers in Economics and Finance, [S. l.], v. 6, n. 2, p. 4–6, 2023. DOI: 10.18559/ref.2022.2.0. Disponível em: https://journals.ue.poznan.pl/REF/article/view/190. Acesso em: 12 jun. 2024.