POPLYUYKO, Ya. V.; MELNYK, M. O. Assessing the Level of Ukraine’s Shadow Economy Under Martial Law and Identifying Key Influencing Factors. Statistics of Ukraine, [S. l.], v. 109, n. 2, p. 17–29, 2025. DOI: 10.31767/su.2(109)2025.02.02. Disponível em: https://su-journal.com.ua/index.php/journal/article/view/477. Acesso em: 21 mar. 2026.