Reactive Dications Tamed Main-Group Chemistry: Stabilizing positive charge with three nitrogen atoms yields stable group 16 complexes
Steve Ritter Chemical & Engineering News October 12, 2009 Volume 87, Number 41 pp. 12 - 12 Link
Synthesis and solid-state structure of (Me3Si)3CGeCH(SiMe3)2, a monomeric dialkylgermylene P. Jutzi, A. Becker, H. G. Stammler, B. Neumann Organometallics, 1991, 10 (6), pp 1647–1648 doi:10.1021/om00052a002
Ligand-Protected Strain-Free Diarylgermylenes Gerald L. Wegner, Raphael J. F. Berger, Annette Schier, and Hubert Schmidbaur Organometallics, 2001, 20 (3), pp 418–423 doi:10.1021/om000743t
Synthesis and Characterization of the Monomeric Sterically Encumbered Diaryls E{C6H3-2,6-(C6H3-2,6-Pri2)2}2 (E = Ge, Sn, or Pb) Geoffrey H. Spikes, Yang Peng, James C. Fettinger, Philip P. Power, Davis Zeitschrift für anorganische und allgemeine Chemie
Volume 632 Issue 6, Pages 1005 - 1010 2006doi:10.1002/zaac.200500532
Remarkably Stable Chalcogen(II) Dications Caleb D. Martin, Christine M. Le, and Paul J. Ragogna J. Am. Chem. Soc., Article ASAP 2009doi:10.1021/ja9073968