- Supreme Court of Minnesota | Friday, May 21, 1976 | Cited 0 times
- Appellate Court of Illinois | Thursday, June 14, 1984 | Cited 0 times
- Appellate Court of Illinois | Tuesday, July 14, 1987 | Cited 0 times
- Appellate Court of Illinois | Wednesday, October 21, 1987 | Cited 0 times