J. T. Fourkas, M. J. R. Previte, R. A. Farrer, C. E. Olson, G. T. Copeland, and S. J. Miller, "Seeing and shaping the microscopic world with multiphoton absorption,"
in Ultrafast Phenomena, T. Li, ed.,
Vol. 43 of OSA Trends in Optics and Photonics
(Optical Society of America, 2000), paper TuF9.