Jahn, H. A.; Teller, E. (1937). «Stability of polyatomic molecules in degenerate electronic states. I. Orbital degeneracy». Proceedings of the Royal Society of London. Series A, Mathematical and Physical Sciences (1934-1990)161 (905): 220-235. Bibcode:1937RSPSA.161..220J. doi:10.1098/rspa.1937.0142.
Frank, Patrick; Benfatto, Maurizio; Szilagyi, Robert K.; D'Angelo, Paola; Della Longa, Stefano; Hodgson, Keith O. (2005). «The Solution Structure of [Cu(aq)]2+ and Its Implications for Rack-Induced Bonding in Blue Copper Protein Active Sites». Inorganic Chemistry44 (6): 1922-1933. PMID15762718. doi:10.1021/ic0400639.
Jahn, H. A.; Teller, E. (1937). «Stability of polyatomic molecules in degenerate electronic states. I. Orbital degeneracy». Proceedings of the Royal Society of London. Series A, Mathematical and Physical Sciences (1934-1990)161 (905): 220-235. Bibcode:1937RSPSA.161..220J. doi:10.1098/rspa.1937.0142.
Frank, Patrick; Benfatto, Maurizio; Szilagyi, Robert K.; D'Angelo, Paola; Della Longa, Stefano; Hodgson, Keith O. (2005). «The Solution Structure of [Cu(aq)]2+ and Its Implications for Rack-Induced Bonding in Blue Copper Protein Active Sites». Inorganic Chemistry44 (6): 1922-1933. PMID15762718. doi:10.1021/ic0400639.