“Study of Mechanical, Thermal and Barrier Properties of Biodegradable Polylactic acid-Polyethylene Glycol- Alumina Nanocomposite” (2023) Iraqi Journal of Science, 57(2C), pp. 1689–1698. Available at: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/10010 (Accessed: 19 May 2024).