TY - RPRT TI - Quantitative estimation of minimum offset for multichannel surface-wave survey with actively exciting source AU - Y. Xu AU - J. Xia AU - R. D. Miller PY - 2006 DO - 10.1016/j.jappgeo.2005.08.002 UR - https://pubs.usgs.gov/publication/70030331 ID - 70030331 ER -