Case Study: Evaluation of Stress Concentration Factors in Shaft Keyways Through FE Analysis. R&D Journal, [S. l.], v. 41, p. 1–8, 2025. DOI: 10.69694/2309-8988/2025/v41a1. Disponível em: https://rdj.journals.ac.za/index.php/pub/article/view/57.. Acesso em: 4 feb. 2026.