Noridah Mohamad, Abdul Aziz Abdul Samad, and Jayaprakash Jaganathan. LOAD-BEARING PRECAST FOAMED CONCRETE SANDWICH WALL . Penerbit UTHM, 2018. Accessed August 26, 2026. https://monograph.uthm.edu.my/index.php/penerbituthm/catalog/book/237.