TY  - BOOK
AU  - Cooley,Richard L.
ED  - Geological Survey (U.S.)  
TI  - A theory for modeling ground-water flow in heterogeneous media / |c by Richard L. Cooley
AV  - QE75 |b .P9 no. 1679 |a GB1197.7 
CY  - Reston, Va. : |b U.S. Dept. of the Interior, U.S. Geological Survey : |a Denver, CO : |b For sale by U.S. Geological Survey, Information Services, |c 2004.
KW  - Groundwater flow |x Mathematical models
KW  - Local
KW  - Government publications
N1  - Shipping list no; Includes bibliographical references
ER  -