@book{198320,
	author = {Zimmerman, Marc James and Massey, Andrew J. and United States},
	title = {Pushpoint sampling for defining spatial and temporal variations in contaminant concentrations in sediment pore water near the ground-water/surface-water interface},
	publisher = {U.S. Dept. of the Interior, U.S. Geological Survey},
	year = {2005.},
	series = {Scientific investigations report},
	address = {Reston, Va.},
	note = {Shipping list no.: 2005-0232-P.},
	url = {http://purl.access.gpo.gov/GPO/LPS64079}
}