Establishment of the Deep Mine Microbial Observatory (DeMMO), South Dakota, USA, a geochemically stable portal into the deep subsurface.

Osburn, M. R., Kruger, B. R., Masterson, A., Establishment of the Deep Mine Microbial Observatory (DeMMO), South Dakota, USA, a geochemically stable portal into the deep subsurface., Frontiers in Earth Science, 7, 196