@article {Heirtzler1975a,
	title = {{The floor of the Mid-Atlantic Rift}},
	journal = {Scientific American},
	volume = {233},
	number = {2},
	year = {1975},
	pages = {79{\textendash}90},
	keywords = {HOV Alvin (Human Occupied Vehicle)},
	issn = {0036-8733},
	author = {Heirtzler, J R and Bryan, W B}
}
