Multifarious Approach to Improve Productivity of Drain Valve Assembly Line. International Journal of Current Engineering and Technology, [S. l.], v. 5, n. 1, p. 189–194, 2015. Disponível em: https://ijcet.evegenis.org/index.php/ijcet/article/view/1870. Acesso em: 4 apr. 2026.