Functional enhancement and its reflection on industrial product systems. Al-Academy , [S. l.], n. 108, p. 247–260, 2023. DOI: 10.35560/jcofarts108/247-260. Disponível em: https://jcofarts.uobaghdad.edu.iq/index.php/jcofarts/article/view/1104.. Acesso em: 9 may. 2024.