S SADRADDIN, A.; RAHEEM, darya. A Study of Some Changes in the Properties of Recycled PVC Plastic in Arbil Factories. Journal of Education and Science (JES), [S. l.], v. 31, n. 1, p. 1–7, 2022. DOI: 10.33899/edusj.2021.131417.1189. Disponível em: https://rjps.uomosul.edu.iq/index.php/edusj/article/view/18264. Acesso em: 4 aug. 2025.