Coppi MV, O'Neil RA, Leang C, Kaufmann F, Methé BA, Nevin KP, Woodard TL, Liu A, Lovley DR.  2007.  Involvement of Geobacter sulfurreducens SfrAB in acetate metabolism rather than intracellular, respiration-linked Fe(III) citrate reduction.. Microbiology. 153(Pt 10):3572-85.

Butler JE, Kaufmann F, Coppi MV, Núñez C, Lovley DR.  2004.  MacA, a diheme c-type cytochrome involved in Fe(III) reduction by Geobacter sulfurreducens.. J Bacteriol. 186(12):4042-5.