TY - RPRT TI - Ground penetrating radar imaging of cap rock, caliche and carbonate strata AU - S.E. Kruse AU - J.C. Schneider AU - D.J. Campagna AU - J.A. Inman AU - T.D. Hickey PY - 2000 DO - 10.1016/s0926-9851(99)00062-2 UR - https://pubs.usgs.gov/publication/70022926 ID - 70022926 ER -