TY - RPRT TI - Multimodel analysis of anisotropic diffusive tracer-gas transport in a deep arid unsaturated zone AU - Christopher T. Green AU - Michelle Ann Walvoord AU - Brian J. Andraski AU - Robert G. Striegl AU - David A. Stonestrom PY - 2015 DO - 10.1002/2014wr016055 UR - https://pubs.usgs.gov/publication/70155977 ID - 70155977 ER -