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	Italian leadership: 
      
      COSMIC RAYS  SECTOR  | 
    
           | 
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| 
       Antarctic
      Laboratory for Cosmic Rays  | 
    
       Chilean
      leadership:
         | 
  ||
| 
       Departamento de Fisica   | 
    
       
  | 
  ||
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| 1991 - 2008 | 
       17 Years of Measurements  | 
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