Skibitzke, Herbert E. <br/><br/>
Extending Darcy's concept of ground-water motion / 
by H. E. Skibitzke. 
 -- Washington :   United States Government Printing Office,   1964 
 - 6 p. -- 
 (Geological Survey Professional Paper  ;  411-F).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hidrología
<br/><br/><label>Universal Decimal Class. No.: </label>556