Eruptions at Lone Star Geyser, Yellowstone National Park, USA, part 1: energetics and eruption dynamics - Karlstrom, Leif; Hurwitz, Shaul; Sohn, Robert; Vandemeulebrouck, Jean; Murphy, Fred; Rudolph, Maxwell L.; Johnston, Malcolm; Manga, Michael; McCleskey, R. (Journal of Geophysical Research B: Solid Earth, 2013)