Authors: Thomas F Bristow; Robert M Haberle; David F Blake; David J Des Marais; Jennifer L Eigenbrode; Alberto G Fairén; John P Grotzinger; Kathryn M Stack; Michael A Mischna; Elizabeth B Rampe; Kirsten L Siebach; Brad Sutter; David T Vaniman; Ashwin R Vasavada Journal: Proc Natl Acad Sci U S A Date: 2017-02-06 Impact factor: 11.205