Reference Label	Details
Dyke 1982	J. M. Dyke, N. B. H. Jonathan, A. E. Lewis, and A. Morris, Mol. Phys. 47, 1231-1240 (1982) Vacuum Ultraviolet Photoelectron Spectroscopy of Transient Species. Part 15. The N3 (X 2Pi) Radical
Tarroni 2004	R. Tarroni and P. Tosi, Chem. Phys. Lett. 389, 274-278 (2004) Cyclic and Bent Electronic States of the N3+ Ion