Derive User Group
The DERIVE User Group was founded founded in 1991. The DUG now consists of more than 500 members from all over the world. The DUG publishes the DERIVE-Newsletter four times a year and organizes local User Group meetings.
Each DERIVE-Newsletter has 46 pages minimum (40 pages 1995 and 34 pages before), with information about how DERIVE and the CAS-TIs are being used.