Alexander R.B., Bohlke J.F., Boyer E.W., David M., Harvey J.W., Mulholland P.J., Seitzinger S.P., Tobias C.R., Tonitto C., Wollheim W.M..  2009.  Dynamic modeling of nitrogen losses in river networks unravels the coupled effects of hydrological and biogeochemical processes. Biogeochemistry. 93:91-116.

Harrison J., Maranger R., Alexander R.B., Cornwell J., Giblin A., Jacinthe P., Mayorga E., Seitzinger S., Wollheim W.M..  2009.  The regional and global significance of reactive N removal in lakes and reservoirs. Biogeochemistry. 93:147-158.