Smith JA, Tremblay P-L, Shrestha PMalla, Snoeyenbos-West OL, Franks AE, Nevin KP, Lovley DR.  2014.  Going wireless: Fe(III) oxide reduction without pili by Geobacter sulfurreducens strain JS-1.. Appl Environ Microbiol. 80(14):4331-40.