1. ESA (2017). Catalogue of Planetary Analogues
2. Soil properties of an Antarctic inland site: implications for ecosystem development
3. AIAA Space 2015 Conference Pasadena CA USA 31 Aug - 2 Sept 2015 AIAA Space 2015 Conference R. Timoney P. Harkness K. Worrall X. Li A. Bolhovitins A. Cheney M. Lucas The Development of the European Ultrasonic Planetary Core Drill (UPCD) 2015
4. Timoney R. Li X. Worrall K. Firstbrook D. G. Harkness P. and Lucas M. (2017) Push-and-Twist Drillstring Assemblies. ASCE Earth and Space Conference Orlando FL USA 11-15 Apr 2016 ISBN 9780784479971