Study the of effect of micro and nanoCadmium Oxide on the hardness test of (epoxy-polyurethane) blend. Iraqi Journal of Science, [S. l.], v. 59, n. 4B, p. 2020–2025, 2018. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/495.. Acesso em: 5 may. 2024.