- Court of Appeals for the Tenth Circuit | Tuesday, September 6, 1983 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Monday, April 4, 1977 | Cited 0 times
- Supreme Court of Minnesota | Friday, July 11, 1975 | Cited 0 times
- Supreme Court of the United States | Monday, June 21, 1971 | Cited 0 times