DQuarks is a free software component of the Drupal web content management system, which allows the native creation of quizzes in Drupal. It is designed, developed and maintained by the company IP-TECH Group, under the terms of the GPLv2.0 software license 
- ↑ http://drupal.org/sandbox/iptechlabs/1535658
- ↑ http://www.iptechinside.com/labs/projects/show/dquarks
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