Gagen, EJ, Huber, H, Meador, TB, Hinrichs, KU and Thomm, M (2013) Novel cultivation-based approach to understanding the miscellaneous crenarchaeotic group (MCG) archaea from sedimentary ecosystems. Applied and Environmental Microbiology, 79(20). 6400-6406. doi:10.1128/aem.02153-13