Technical Variation in Scientific Model. Al-Academy , [S. l.], n. 86, p. 5–23, 2017. DOI: 10.35560/jcofarts86/5-23. Disponível em: https://jcofarts.uobaghdad.edu.iq/index.php/jcofarts/article/view/132.. Acesso em: 2 may. 2024.