[1]
Jamal Mohamad, F.A. et al. 2025. The Identification of Optimal Frequency for Ultrasonic Transducers in Concrete-Defect Detection using COMSOL® Simulator. ELEKTRIKA- Journal of Electrical Engineering. 24, 2 (Aug. 2025), 104–110. DOI:https://doi.org/10.11113/elektrika.v24n2.589.