ABD RAZAK NMAH, SYED MOHAMAD TSBH. Study on the Deterioration Level of Piping System in Old and Heritage Building in Batu Pahat, Johor. rtcebe [Internet]. 2021 Dec. 5 [cited 2026 Apr. 8];3(1):844-52. Available from: https://penerbit.uthm.edu.my/periodicals/index.php/rtcebe/article/view/3141