Rotaru A-E, Shrestha PMalla, Liu F, Markovaite B, Chen S, Nevin KP, Lovley DR.  2014.  Direct interspecies electron transfer between Geobacter metallireducens and Methanosarcina barkeri.. Appl Environ Microbiol. 80(15):4599-605.

Chen S, Rotaru A-E, Shrestha PMalla, Malvankar NS, Liu F, Fan W, Nevin KP, Lovley DR.  2014.  Promoting interspecies electron transfer with biochar.. Sci Rep. 4:5019.