NAKKEERAN, S. Performance Analysis of Helical Gear. International Journal of Psychosocial Rehabilitation, [S. l.], v. 23, n. 4, p. 71–77, 2019. DOI: 10.61841/ja07e361. Disponível em: https://www.psychosocial.com/PSY/index.php/ijpr/article/view/2698. Acesso em: 2 may. 2025.