@inbook {1984LNP...193..326D,
	title = {Chromospheres in Metal Deficient Field Stars},
	booktitle = {Cool Stars, Stellar Systems, and the Sun},
	volume = {193},
	year = {1984},
	pages = {326},
	doi = {10.1007/3-540-12907-3_222},
	author = {Dupree, A.~K. and Hartmann, L. and Smith, G.},
	editor = {Baliunas, Sallie L. and Hartmann, Lee}
}
