Publication - Journal Article Engineered Surface Barrier Monitoring Using Ground‐Penetrating Radar, Time‐Domain Reflectometry, and Neutron‐Scattering Techniques DOI https://doi.org/10.2136/vzj2009.0008 Journal Article Vadose Zone Journal, vol. 9, iss. 2, pp. 415-423, 2010 Authors Christopher E. Strickland, Andy L. Ward, William P. Clement, Kathryn E. Draper Language English