Page History

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1. 1. preprint server arxiv.org: contains most articles written after ~1995 in astro-ph, hep-ph, hep-th, gr-qc,....
   2. astronomy and astrophysics preprints and articles on ADS
   3. high-energy physics literature database Inspire
   4. ??

• for catalogues and data:
  extragalactic, TeV, SNR  

•    
         a. particle data group  PDG
  
 catalogues
•        b.  catalogues of extragalactic objects,
tool
• tools etc:
 
•   NED
• 
  
  
• tools: cosmology calculator http://
ned
• www.
ipac
• astro.
caltech
• ucla.edu/~wright/CosmoCalc.html