USTYCH, S.; ROVT, A.; PIASETSKA-USTYCH, S. A system approach to quantify development of modern transborder processes. TRANSBORDER ECONOMICS. International Journal on Transborder Economics, Finance, Politics and Statistics., [S. l.], v. 1, n. 2, p. 117–126, 2023. Disponível em: https://journals.ur.edu.pl/te/article/view/8611. Acesso em: 2 paź. 2024.