RT Journal Article SR Electronic(1) A1 Adams, Ryan A1 Carpenter, PhillipYR 2012 T1 MAPPING SUBSURFACE CAVITIES AND FRACTURES USING INTEGRATED SURFACE AND BOREHOLE GEOPHYSICS NEAR A SUPERFUND SITE SOUTH OF ROCKFORD, ILLINOIS JF , VO OP SP cp-329-00104 DO https://doi.org/10.3997/2214-4609-pdb.329.105 PB European Association of Geoscientists & Engineers, SN 2214-4609, AB , UL https://www.earthdoc.org/content/papers/10.3997/2214-4609-pdb.329.105