Drupal Document Management System

Simple Drupal Document Management System | Cafuego

http://drupal.org/project/filedepot

http://stackoverflow.com/questions/3112013/document-management-for-drupal-6

http://wiki.knowledgetree.org/KnowledgeTree_Drupal_Module

http://www.vmtllc.com/blog/razzaque/2008/05/18/drupal-intranetextranet-solution

http://wwwhatsnew.com/2009/07/15/open-atrium-una-intranet-gratis-basada-en-drupal/

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