digital model for aquifer evaluation
By: by George F. Pinder.
Series: Techniques of water-resources investigations of the United States Geological Survey -- ch. C1.
Publisher: U.S. Govt. Print. Off.
Place of publication: Washington
Number of pages: 18
Subjects: Groundwater flow -- Mathematical models.; Groundwater flow -- Data processing.; Aquifers -- Mathematical models.; Aquifers -- Data processing.
Notes: Bibliography:  p. 6.