- Court of Appeals of Minnesota | Tuesday, August 13, 1991 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Tuesday, April 21, 1987 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Monday, March 3, 1980 | Cited 0 times
- Supreme Court of Minnesota | Thursday, April 1, 1999 | Cited 0 times