Delineation of Geothermal Manifestation in Sangubanyu Area Based on Microtremor HVSR MethodDwi Sudarmawan Sudjono, Udi Harmoko and Gatot YuliyantoE3S Web Conf., 125 (2019) 14012DOI: https://doi.org/10.1051/e3sconf/201912514012