Thenu, N. L. T., Ariana, I. M., Zubaydi, A., & Arifianto, D. (2017). Observation of Changes in Acoustic Emission and Vibration Signals to Transverse Crack on Rotating Shaft: An Experiment Investigation. International Journal on Advanced Science, Engineering and Information Technology, 7(5), 1853–1860. https://doi.org/10.18517/ijaseit.7.5.1948