Electron Delocalization in the Radical Cation of 1,3,6,8-Tetraazatricyclo[4.4.1.1<sup>3,8</sup>]dodecane, a 4-Nitrogen-7-Electron System (2001)Jurriaan M. Zwier, Albert M. Brouwer, Tamás Keszthelyi, Gurusamy Balakrishnan, Jesper F. Offersgaard, Robert Wilbrandt, Frédérique Barbosa, Urs Buser, Jérôme Amaudrut, Georg Gescheidt, Stephen F. Nelsen, Charles D. Little Journal of the American Chemical Society 124/1 p159-167
American Chemical Society (ACS) DOI:10.1021/ja016999n