Deangelis KM, Brodie EL, DeSantis TZ, Andersen GL, Lindow SE, Firestone MK.  2009.  Selective progressive response of soil microbial community to wild oat roots.. ISME J. 3(2):168-78.

Bond DR, Holmes DE, Tender LM, Lovley DR.  2002.  Electrode-reducing microorganisms that harvest energy from marine sediments.. Science. 295(5554):483-5.