The Shwuy system was mentioned in "Twinkle, Twinkle Little Star, How I Wonder Where We Are," a 1990 roleplaying game source article written by Glen Allison as a supplement for West End Games' Star Wars: The Roleplaying Game and published in the thirteenth issue of the Voyages SF magazine. Since the article was released outside of the Lucas Licensing process, its canonicity within the Star Wars Legends continuity was never confirmed.
The Shwuy system was mentioned in "Twinkle, Twinkle Little Star, How I Wonder Where We Are," a 1990 roleplaying game source article written by Glen Allison as a supplement for West End Games' Star Wars: The Roleplaying Game and published in the thirteenth issue of the Voyages SF magazine. Since the article was released outside of the Lucas Licensing process, its canonicity within the Star Wars Legends continuity was never confirmed.