2008 journal article
Comparing denitrification rates and carbon sources in commercial scale upflow denitrification biological filters in aquaculture
Aquacultural Engineering, 38(2), 79–92.
By: H. Hamlin *, J. MichaelS*, C. Beaulaton*, W. Graham*, W. Dutt*, P. Steinbach*, T. Losordo, K. Schrader*, K. Main*