The database provides link data, and also answers questions such as:

• What papers refer to the current paper (forward linking)?
• Which are the most frequently cited papers? etc.

• Reference table:  
• reference text (e.g. [1] Z. Bern, et al. Phys. Lett. B401:273) 
• metadata extracted from the references 
• reference ID (e.g. 1, 2 ... an assigned integer) 
• source paper ID (e.g. arXiv:astro-ph/0001001) 
• feature ID (e.g. v4:p20:y1999) 
• Publication table: 
• metadata from the archive data provider 
• feature ID 
• Abstract table 
• source paper ID, article title, abstract 
• Links table: 
• source paper ID, reference ID, target paper ID