- Court of Appeals for the Seventh Circuit | Friday, April 10, 2009 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Friday, April 10, 2009 | Cited 0 times
- United States Tax Court | Thursday, August 11, 2011 | Cited 0 times
- United States Tax Court | Wednesday, March 14, 2012 | Cited 0 times
- United States Tax Court | Tuesday, October 2, 2012 | Cited 0 times