SPAC/CCA coefficients as tools for direct VS30 estimation
Takumi Hayashida, Building Research Institute, IISEE, Ibaraki, Japan, Toshiaki Yokoi, Building Research Institute, Tsukuba, Japan, Nityam Nepal, Department of Geology and Mines, Seismology and Geophysics Division, Thimphu, Bhutan and Mónica Olivar, Engineering Geological and Geophysical Consulting, San Salvador, El Salvador
