Cassie Conley

Planetary Protection Knowledge Gaps for Future Mars Human Missions: Stepwise Progress in Identifying and Integrating Science and Technology Needs

J. Andy Spry, Margaret S. Race, Bette Siegel, 2018 .

A Path to Planetary Protection Requirements for Human Exploration: A Literature Review and Systems Engineering Approach

Bette Siegel, James Johnson, Cassie Conley, 2015 .

Conference summary: life detection in extraterrestrial samples.

Frances Westall, Gerhard Kminek, David Beaty, 2013, Astrobiology.