DAWOD, A. Analysis data of phenomenon of electronic extortion status by using the Chi-Square. The Gulf Economist, [S. l.], v. 40, n. 59, p. 27–56, 2024. Disponível em: https://tge.uobasrah.edu.iq/index.php/tge/article/view/115. Acesso em: 4 apr. 2025.