Deangelis KM, Firestone MK.  2012.  Phylogenetic clustering of soil microbial communities by 16S rRNA but not 16S rRNA genes.. Appl Environ Microbiol. 78(7):2459-61.

Shi S, Richardson AE, O'Callaghan M, Deangelis KM, Jones EE, Stewart A, Firestone MK, Condron LM.  2011.  Effects of selected root exudate components on soil bacterial communities.. FEMS Microbiol Ecol. 77(3):600-10.