PHREEQCI : a graphical user interface to the geochemical model PHREEQC / S.R. Charlton and D.L. Parkhurst.
Imprint
[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : U.S. Geological Survey, Branch of information Services [distributor], [2002]
Mode of access: Internet from the USGS Web site. Address as of 01/14/05: http://wwwbrr.cr.usgs.gov/projects/GWC%5Fcoupled/phreeqc/fs/FactSheetFS-031-02.html; current access is available via PURL.