Schwab Peter F. H., Levin Michael D., Michl Josef
Department of Chemistry and Biochemistry, University of Colorado, Boulder, Colorado 80309-0215, and Department of Chemistry, University of Utah, Salt Lake City, Utah 84112-0850.
Chem Rev. 1999 Jul 14;99(7):1863-1934. doi: 10.1021/cr970070x.