Whitney, Barbara <br/><br/>
Astronomy. Forming massive stars.  [electronic resource] 

 -  Science (New York, N.Y.)  Feb 2009 
 - 719-20 p.  digital 
<br/><br/> Publication Type: Comment; Journal Article 
<br/><br/><label>ISSN: </label>1095-9203 
<br/><br/><label>Standard No.: </label>10.1126/science.1169667  doi