1. New Horizons national environmental policy act compliance and Presidential launch approval: lessons learned;Chang,2015
2. Aerospace nuclear safety at APL: 1997–2006;Chang;Johns Hopkins APL Tech. Dig.,2007
3. Cassini launch contingency effort;Chang,2002
4. Mars Exploration Rovers Launch Contingency Efforts;McGrath,2004
5. New Horizons Launch Contingency Effort;Chang,2007