- Supreme Court of Iowa | Wednesday, September 29, 1982 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Wednesday, August 12, 1981 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Thursday, September 10, 1981 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Thursday, February 21, 1985 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Wednesday, June 15, 1988 | Cited 0 times