Impact strength behaviour of PMMA denture base through addition of different nanoparticles after immersion in some nutrition liquids. Iraqi Journal of Physics, [S. l.], v. 17, n. 41, p. 40–50, 2019. DOI: 10.30723/ijp.v17i41.453. Disponível em: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/453.. Acesso em: 27 apr. 2024.