- Supreme Court of Iowa | Wednesday, April 17, 1991 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Friday, May 27, 2005 | Cited 0 times
- Supreme Court of Iowa | Wednesday, November 23, 1994 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Friday, September 3, 2010 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Thursday, May 21, 2009 | Cited 0 times