dvidvi:

  From the executable:

  This is dvidvi 1.0, Copyright (C) 1988-91, Radical Eye Software


The author Tomas G. Rokicki stated the program is copyrighted unter
the terms of the GPL:


  Date: Mon, 26 Jun 2000 15:25:21 -0700 (PDT)
  From: Tomas G. Rokicki <rokicki@CS.Stanford.EDU>
  To: bunk@fs.tum.de, ezimanyi@rc1.vub.ac.be, rokicki@radicaleye.com
  Subject: Re: Copyright for dvidvi

  I give full license for that code to be used under the GPL.

  -tom

The package also includes patches by Benjamin Bayart.

a5booklet (the little shell script):

  (c) 1997 David A. van Leeuwen


From the manual page:

  A5booklet is available under the conditions of the Gnu Public Licence.



On Debian GNU/Linux systems, the complete text of the GNU General
Public License can be found in `/usr/share/common-licenses/GPL'.