How to quickly add reference to internal links ?

[Q] How to quickly add reference to internal links in an article?

[try]

• node reference explorer [ http://drupal.org/project/nodereference_explorer ]
  
  
• http://drupal.org/project/freelinking
  install "FreeLinking" module, enable it, configure it,  Permission,  and
  Filter(InputFormat) : 
  Site Configuration -> Input Format -> Configure to add FreeLinking filter
  
  
• http://drupal.org/project/linktocontent
  [need TinyMCE and not applicable to drupal 6.x yet]