The Uppsala spectral classification : intrinsic colours and absolute magnitudes

by Bertil Ljunggren and Tarmo Oja
Bok · Engelsk · 1961

Utgitt	Uppsala : Almqvist & Wiksell , 1961
Omfang	465, 69 pl. : diagr.
Emner	Stars - Color Stars - Magnitudes Stars - Spectra Classification fjellvann sverige lappland