Modification of Spectral Properties of Polystyrene / Diethyl phthalate in Different Solutions. Iraqi Journal of Science, [S. l.], v. 60, n. 4, p. 762–768, 2019. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/755.. Acesso em: 8 may. 2024.