30 Years of Propulsion at MSFC: A Personal Perspective
1994 Research and Technology Report at the Goddard Space Flight Center
2005 Engineering Annual Report
2018 Science Mission Directorate Technology Highlights
Activities Report of the Space Science Department
Aerospace Safety Advisory Panel Annual Report for 2010
Aerospace Safety Advisory Panel Annual Report for 2011
Aerospace Safety Advisory Panel Annual Report for 2011
Affording Mars Workshop: Background and Recommendations
AF-NASA-NRO Interagency S&T Partnership Forum, Activities and Background
Artemis, Ethics and Society: Synthesis from a Workshop
Artificial Gravity Future Plans for ISS
Asteroid Redirect Mission (ARM) Formulation Assessment and Support Team (FAST) Final Report
Autonomous Rock Tracking and Acquisition from a Mars Rover
Beyond Our Boundaries: Research and Technology