O'keefe, Brian. <br/><br/>
Oil's new math / 
by Brian O'Keefe. 
 - Hong Kong:  Time Asia Limited,  March 1, 2015. 
 - pages 20-27  26.8cm 
 - Monthly. 
 - Volume 171, Number 3 (March 1, 2015) 
 - Fortune.  page 20-27  Volume 171 Number 3 (March 1, 2015)  0738-5587 .
<br/><br/><label>ISSN: </label>0738-5587 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oil Production
<br/><br/><label>Dewey Class. No.: </label>BPer.  / F77