Richards, W.G..
Structure and Spectra of Atoms / - 1st ed / - London : John Wiley & Sons. - p.98 :
0-471-01759-0
Physics
C9B2 / L6R
Structure and Spectra of Atoms / - 1st ed / - London : John Wiley & Sons. - p.98 :
0-471-01759-0
Physics
C9B2 / L6R