Trace element geochemistry (Li, Ba, Sr, and Rb) using Curiosity's ChemCam: early results for Gale crater from Bradbury Landing Site to Rocknest - Ollila, Ann; Newsom, Horton E.; Clark III, Benton; Wiens, Roger C.; Cousin, Agnes; Blank, Jen G.; Mangold, Nicolas; Sautter, Violaine; Maurice, Sylvestre; Clegg, Samuel; Gasnault, Olivier; Forni, Olivier; et al. (Journal of Geophysical Research E: Planets, 2014)