Miller, Robert T <br/><br/>
Cyclic injection, storage, and withdrawal of heated water in a sandstone aquifer at St. Paul,Minnesota / 
by R.T. Miller 
 - Washington :  U.S. Government Printing Office,  1993 
 - 55 p. :  ill. ;  27 cm. 
 - U.S. Geological Survey profesional paper ;  1530-A .