- United States Tax Court | Wednesday, July 31, 1968 | Cited 0 times
- Court of Appeals for the Fifth Circuit | Wednesday, February 5, 1969 | Cited 0 times
- Texas Attorney General Reports | Thursday, July 2, 1964 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Monday, August 26, 1968 | Cited 0 times