- Oregon Supreme Court | Wednesday, July 24, 1968 | Cited 0 times
- Texas Attorney General Reports | Monday, July 2, 1990 | Cited 0 times
- Texas Attorney General Reports | Monday, November 13, 1989 | Cited 0 times
- Texas Attorney General Reports | Friday, September 14, 1990 | Cited 0 times
- Court of Appeals of Texas | Wednesday, February 14, 1996 | Cited 0 times