Nichols, R <br/><br/>
Gene trees and species trees are not the same.  [electronic resource] 

 -  Trends in ecology & evolution  Jul 2001 
 - 358-364 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1872-8383 
<br/><br/><label>Standard No.: </label>10.1016/s0169-5347(01)02203-0  doi