- Supreme Court of Minnesota | Friday, August 20, 1982 | Cited 0 times
- Court of Appeals for the Fifth Circuit | Wednesday, November 30, 1994 | Cited 0 times
- Court of Appeals for the Fifth Circuit | Wednesday, December 11, 1963 | Cited 0 times
- Oregon Supreme Court | Friday, September 11, 1970 | Cited 0 times
- Court of Chancery of Delaware | Thursday, January 30, 2003 | Cited 0 times