A Comparative Analysis on Surface Roughness of Plain Epoxy Composite with Reinforcement of 10 wt% of Pista Shell Particles Novel Composite using CNC Machining. Journal of Pharmaceutical Negative Results, [S. l.], p. 376–385, 2022. DOI: 10.47750/pnr.2022.13.S04.042. Disponível em: https://www.pnrjournal.com/index.php/home/article/view/924.. Acesso em: 3 jun. 2026.