1. Newsweek, January 9, 1989
2. Minneapolis Star Tribune, November 21, 1989
3. Oklahoma Daily, October 1, 1990
4. The Death Penally: List of Abolitionist and Retentionist Countries, Amnesty International, London, England, ACT 50/01/91
5. Death Row, U.S.A: NAACP Legal Defense & Educational Fund Inc, New York, NY, September 21, 1990