@article{120770, author = {Hanson, Ronald Lee,}, url = {http://library.usi.edu/record/120770}, title = {Subsurface hydraulics in the area of the Gila River phreatophyte project, Graham County, Arizona,}, publisher = {U.S. Govt. Print. Off.,}, recid = {120770}, pages = {iv, 27 p. :}, address = {Washington,}, year = {1972}, }