Penton, C. R., Johnson, T. A., Quensen, J. F., Iwai, S., Cole, J. R., & Tiedje, J. M. (2013). Functional genes to assess nitrogen cycling and aromatic hydrocarbon degradation: Primers and processing matter. Frontiers Media S.A.

Penton, C. Ryan, Timothy A. Johnson, John F. Quensen, Shoko Iwai, James R. Cole, and James M. Tiedje. Functional Genes to Assess Nitrogen Cycling and Aromatic Hydrocarbon Degradation: Primers and Processing Matter. Frontiers Media S.A, 2013.

Penton, C. Ryan, et al. Functional Genes to Assess Nitrogen Cycling and Aromatic Hydrocarbon Degradation: Primers and Processing Matter. Frontiers Media S.A, 2013.