- Supreme Court of Iowa | Thursday, March 11, 1971 | Cited 0 times
- Texas Supreme Court | Wednesday, March 15, 1978 | Cited 0 times
- Court of Appeals of Texas | Monday, September 24, 1973 | Cited 0 times
- Court of Appeals of Texas | Wednesday, April 30, 2008 | Cited 0 times
- Court of Appeals of Texas | Wednesday, April 30, 2008 | Cited 0 times