The Thermal Effect on PLA And PLA / Curcumin Composite Properties under Positron Annihilation Lifetime Spectroscopy. Iraqi Journal of Science, [S. l.], v. 62, n. 9, p. 3407–3416, 2021. DOI: 10.24996/ijs.2021.62.9(SI).12. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/3249.. Acesso em: 5 apr. 2025.