NAHID, Farzana. ELECTRON IRRADIATED EFFECT IN POLYURETHANES STUDIED BY POSITRON ANNIHILATION LIFETIME SPECTROSCOPY. Khulna University Studies, [S. l.], p. 243–248, 2010. DOI: 10.53808/KUS.2010.10.1and2.0914-E. Disponível em: https://kus.ku.ac.bd/kustudies/article/view/297. Acesso em: 4 jun. 2026.