TY - RPRT TI - Documentation for the State Variables Package for the Groundwater-Management Process of MODFLOW-2005 (GWM-2005) AU - David P. Ahlfeld AU - Paul M. Barlow AU - Kristine M. Baker PY - 2011 DO - 10.3133/tm6a36 UR - https://pubs.usgs.gov/publication/tm6A36 ID - tm6A36 ER -