Spectroscopy: the key to the stars, reading the lines in stellar spectra
Robinson, Keith. 2007. Spectroscopy: the key to the stars, reading the lines in stellar spectra. (Patrick Moore’s practical astronomy series). London: Springer.
Robinson, Keith. 2007. Spectroscopy: the key to the stars, reading the lines in stellar spectra. (Patrick Moore’s practical astronomy series). London: Springer.