@article {Shirey1987ThreecomponentIH,
	title = {Three-component isotopic heterogeneity near the Oceanographer transform, Mid-Atlantic Ridge},
	journal = {Nature},
	volume = {325},
	year = {1987},
	pages = {217-223},
	author = {Steven B. Shirey and John Bender and Charles H. Langmuir}
}
