@article {Chadwick2002,
	title = {{A deep-sea observatory experiment using acoustic extensometers:precise horizontal distance measurements across a mid-ocean ridge}},
	journal = {IEEE Journal of Oceanic Engineering},
	volume = {27},
	number = {2},
	year = {2002},
	pages = {193{\textendash}201},
	issn = {0364-9059},
	doi = {10.1109/JOE.2002.1002473},
	url = {http://dx.doi.org/10.1109/JOE.2002.1002473},
	author = {Chadwick, W W and Stapp, M}
}
