Urban, P <br/><br/>
Urban et al. reply:.  [electronic resource] 

 -  Physical review letters  May 2013 
 - 199402 p.  digital 
<br/><br/> Publication Type: Comment; Letter 
<br/><br/><label>ISSN: </label>1079-7114 
<br/><br/><label>Standard No.: </label>10.1103/PhysRevLett.110.199402  doi