BARRAK, Osamah Sabah. Cover, Vol. 3, No. 4. Journal of Techniques, [S. l.], v. 3, n. 4, 2021. DOI: 10.51173/jt.v3i4.445. Disponível em: https://journal.mtu.edu.iq/index.php/MTU/article/view/445. Acesso em: 3 apr. 2025.