Reference Label	Details
Holland 1994	D. M. P. Holland, M. A. MacDonald, M. A. Hayes, P. Baltzer, L. Karlsson, M. Lundqvist, B. Wannberg, and W. von Niessen, Chem. Phys. 188, 317-337 (1994) An Experimental and Theoretical Study of the Valence Shell Photoelectron Spectrum of Sulphur Dioxide