R.RAJU, Naresh Gopal; RAJOO, Nirumal; NAGARAJU ROO, Vignes Rao. Automatic Changeover Discharge Valves Of Sewage Treatment Plant. ALAM Journal of Maritime Studies, [S. l.], v. 4, n. 1, p. 1–11, 2025. Disponível em: https://ajms.alam.edu.my/index.php/ajms/article/view/15. Acesso em: 18 jul. 2025.