Experimental and time-dependent density functional theory characterization of the UV-visible spectra of monomeric and µ-oxo dimeric ferriprotoporphyrin IX.
Kuter D, Venter GA, Naidoo KJ, Egan TJ. Experimental and time-dependent density functional theory characterization of the UV-visible spectra of monomeric and µ-oxo dimeric ferriprotoporphyrin IX. Inorg Chem. 2012 Oct 01; 51(19):10233-50.