RAFAŁ, Paweł. Example 1 - test 5. Journal of Management, Economy and Technology, Kielce, Poland, v. 1, n. 1, p. 1–5, 2026. DOI: 10.67033/. Disponível em: https://ojs.tu.kielce.pl/index.php/jmet/article/view/24. Acesso em: 6 lip. 2026.