@conference{1032,
  author = {Y. An and Steven Cundiff},
  title = {Phase inversion of second-harmonic generation from Si(001) surfaces},
  year = {2003},
  publisher = {IEEE},
  address = {Baltimore, MD, USA},
  url = {http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=\&arnumber=1276244},
  doi = {10.1109/QELS.2003.238321},
  note = {JILA Pub. 7328},
}