“ESTIMATION OF SUBSURFACE STRUCTURE BASED ON MICROTREMOR AND SEISMIC OBSERVATIONS IN AREA DAMAGED BY 2018 HOKKAIDO EASTERN IBURI EARTHQUAKE, HOKKAIDO, JAPAN”, INTERNATIONAL JOURNAL OF GEOMATE, vol. 20, no. 81, pp. 8–15, May 2021, Accessed: Jun. 10, 2026. [Online]. Available: https://geomatejournal.com/geomate/article/view/176