LAM, Heng Loong; MOHD SALLEH, Rohayu. Root Cause Analysis on Process Monitoring in Ammonium Sulphate Fertilizer Production. Enhanced Knowledge in Sciences and Technology, [S. l.], v. 4, n. 2, p. 181–190, 2024. Disponível em: https://publisher.uthm.edu.my/periodicals/index.php/ekst/article/view/14215. Acesso em: 9 apr. 2026.