Voordeckers JW, Kim B-C, Izallalen M, Lovley DR.  2010.  Role of Geobacter sulfurreducens outer surface c-type cytochromes in reduction of soil humic acid and anthraquinone-2,6-disulfonate.. Appl Environ Microbiol. 76(7):2371-5.

Nevin KP, Kim B-C, Glaven RH, Johnson JP, Woodard TL, Methé BA, Didonato RJ, Covalla SF, Franks AE, Liu A et al..  2009.  Anode biofilm transcriptomics reveals outer surface components essential for high density current production in Geobacter sulfurreducens fuel cells.. PLoS One. 4(5):e5628.