Irsyam, M., Asrurifak, M., Mikhail, R., Wahdiny, I. I., Rustiani, S. and Munirwansyah, M. (2017) “Development of Nationwide Vs30 Map and Calibrated Conversion Table for Indonesia using Automated Topographical Classification”, Journal of Engineering and Technological Sciences, 49(4), pp. 457-471. doi: 10.5614/j.eng.technol.sci.2017.49.4.3.