Treibs, A [Concerning the synthesis and the electron spectrum of ms-substituted porphine]. [electronic resource] - Justus Liebigs Annalen der Chemie 1968 - 183-207 p. digital Publication Type: Journal Article ISSN: 0075-4617 Standard No.: 10.1002/jlac.19687180118 doi Subjects--Topical Terms: ElectronsPorphyrinsSpectrum Analysis