

@article {2207,
	title = {{Trickling Filter and Trickling Filter-Suspended Growth Process Design and Operation: A State-of-the-Art Review}},
	journal = {Water Environment Research},
	volume = {83},
	number = {5},
	year = {2011},
	month = {may},
	pages = {388{\textendash}404},
	issn = {10614303},
	doi = {10.2175/106143010X12681059117210},
	author = {Daigger, Glen T and Boltz, Joshua P}
}
