NewScientist :  November - December 2013 / 

 - London  Reed Business Information Ltd.  2013 
 -  ill. 
 - New Scientist  Vol. 220: 2941 - 2949 .
<br/><br/><label>ISSN: </label>9770262407244 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science<br/>Technology