Benton C Clark

The Urey instrument: an advanced in situ organic and oxidant detector for Mars exploration.

Beda A Hofmann, Petra Rettberg, Jean-Luc Josset, 2008, Astrobiology.

A new analysis of Mars "Special Regions": findings of the second MEPAG Special Regions Science Analysis Group (SR-SAG2).

Kenneth L. Tanaka, David W Beaty, Corien Bakermans, 2014, Astrobiology.