- Court of Appeals of Texas | Thursday, July 21, 2005 | Cited 0 times
- Court of Appeals of Texas | Thursday, April 23, 2009 | Cited 0 times
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- Court of Appeals of Texas | Wednesday, July 2, 1980 | Cited 0 times
- Texas Supreme Court | Wednesday, November 20, 1974 | Cited 0 times
- United States Tax Court | Thursday, February 28, 1980 | Cited 0 times