@conference{655,
  author = {J. Shacklette and Steven Cundiff},
  title = {Coherent nonlinear response from excitation induced shift in semiconductors},
  year = {2002},
  publisher = {Opt. Soc. America},
  address = {Long Beach, CA, USA},
  url = {http://ieeexplore.ieee.org/lpdocs/epic03/wrapper.htm?arnumber=1031408},
  doi = {10.1109/QELS.2002.1031408},
}