Siti Zarina Mohd Muji, Mohamad Hairol Jabbar, Norfaiza Fuad. ELECTRICAL & ELECTRONIC ENGINEERING: THEORY AND APPLICATIONS SERIES 3: ULTRASONIC AND APPLICATION [Internet]. Penerbit UTHM; 2016 [cited 2024 Jul. 1]. Available from: https://publisher.uthm.edu.my/omp/index.php/penerbituthm/catalog/book/199