@article {,
	title = {A simple and precise method for measuring ammonium in marine and freshwater ecosystems},
	journal = {Canadian Journal of Fisheries and  Aquatic Science},
	volume = {56},
	year = {1999},
	note = {PD Plum Data},
	pages = {1801-1808},
	keywords = {ammonium, estuarine, freshwater, LTER-PIE, marine},
	doi = {10.1139/f99-128},
	author = {Holmes, R. M. and Aminot, A. and Kerouel, R. and Hooker, B.A. and Peterson, B.J.}
}
