- Supreme Court of Iowa | Wednesday, April 15, 1992 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Thursday, August 23, 1973 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Friday, January 31, 1975 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Thursday, April 7, 1977 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Friday, August 11, 1978 | Cited 0 times