Gunawan, L., M. H. Farrasamulya, A. Kuswoyo, and T. Dirgantara. “Development of Laboratory-Scale Lamb Wave-Based Health Monitoring System for Laminated Composites”. Journal of Engineering and Technological Sciences, vol. 53, no. 4, Aug. 2021, p. 210407, doi:10.5614/j.eng.technol.sci.2021.53.4.7.