@inbook {Grassle1994,
	title = {{Soft-Sediment hydrothermal vent communities of Escanaba Trough}},
	booktitle = {Geologic, hydrothermal, and biologic studies at Escanaba Trough, Gorda Ridge, offshore Northern California},
	series = {USGS Bulletin},
	number = {2022},
	year = {1994},
	pages = {327{\textendash}335},
	publisher = {U.S. Geological Survey},
	organization = {U.S. Geological Survey},
	address = {Reston, Va.},
	author = {Grassle, J F and Petrecca, R F},
	editor = {Morton, J L}
}
@article {Grassle1977a,
	title = {{Slow recolonisation of deep-sea sediment}},
	journal = {Nature},
	volume = {265},
	number = {5595},
	year = {1977},
	pages = {618{\textendash}619},
	keywords = {HOV Alvin (Human Occupied Vehicle)},
	issn = {0028-0836},
	doi = {10.1038/265618a0},
	url = {http://dx.doi.org/10.1038/265618a0},
	author = {Grassle, J F}
}
