Biomarkers Reveal Diverse Microbial Communities in Black Smoker Sulfides from Turtle Pits (Mid-Atlantic Ridge, Recent) and Yaman Kasy (Russia, Silurian) Blumenberg, Martin Seifert, Richard Buschmann, Bernd Kiel, Steffen Thiel, Volker 2012 - Forschungsinformationssystem der UHH