 | Up a level |
Clark, Ian D.; Al, Tom; Kennell, Laura; Mazurek, Martin; Mohapatra, Ratan; Raven, Ken G. (2013). Paleozoic-aged brine and authigenic helium preserved in an Ordovician shale aquiclude. Geology, 41(9), pp. 951-954. Geological Society of America 10.1130/G34372.1
