The equivalent widths of calcium and hydrogen absorption lines in the near infra-red of stellar spectra.

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Príomhchruthaitheoir: Butler, H. E.
Citation:Proceedings of the Royal Irish Academy, Vol. LIV, Sect. A, pp. 87-114, March, 1951
Formáid: Journal Article
Foilsithe / Cruthaithe: March, 1951
Ábhair: