The maps are freely usable for your own games. No re-distribution or commercial usage is allowed without contacting the relevant authors (see the Journal Note in the module)
This fan-made module is self-published and unofficial, and is not in any way to be associated with Games Workshop or Cubicle 7.
All relevant licences, trademarks and copyrights are used without permission and in no way meant to challenge ownership to them by Games Workshop and Cubicle 7.