TY - RPRT TI - Extension of the spatial autocorrelation (SPAC) method to mixed-component correlations of surface waves AU - Matthew M. Haney AU - T. Dylan Mikesell AU - Kasper van Wijk AU - Hisashi Nakahara PY - 2012 DO - 10.1111/j.1365-246x.2012.05597.x UR - https://pubs.usgs.gov/publication/70041424 ID - 70041424 ER -