@article {66,
	title = {Development and evaluation of sediment quality guidelines for Florida coastal waters},
	journal = {Ecotoxicology },
	volume = {5},
	year = {1996},
	pages = {253-278},
	author = {MacDonald, D.D. and Carr, R.S. and Calder, F.D. and Long, E.R. and Ingersoll, C.G.}
}
@article {65,
	title = {Incidence of adverse biological effects within ranges of chemical concentrations in marine and estuarine sediments},
	journal = {Environmental Management},
	volume = {19},
	year = {1995},
	pages = {81-97},
	author = {Long, E.R. and MacDonald, D.D. and Smith, S.L. and Calder, F.D.}
}
