Piris, M <br/><br/>
Communication: The role of the positivity N-representability conditions in natural orbital functional theory.  [electronic resource] 

 -  The Journal of chemical physics  Sep 2010 
 - 111101 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1089-7690 
<br/><br/><label>Standard No.: </label>10.1063/1.3481578  doi