Siti Zarina Mohd Muji, Mohamad Hairol Jabbar and Norfaiza Fuad (2016) ELECTRICAL & ELECTRONIC ENGINEERING: THEORY AND APPLICATIONS SERIES 3: ULTRASONIC AND APPLICATION. Penerbit UTHM. Available at: https://publisher.uthm.edu.my/omp/index.php/penerbituthm/catalog/book/199 (Accessed: 1 July 2024).