Palmer, R., Riedel, D., Hernandez-Pozos, J. L., Palmer, R. E., Baggott, S., Kolasinski, K. W., & Foord, J. S. (2001). Tunable pulsed vacuum ultraviolet light source for surface science and materials spectroscopy based on high order harmonic generation. Review of Scientific Instruments, 72(4), pp. 1977-1983. doi:10.1063/1.1351835

Palmer, Richard, D. Riedel, J. L. Hernandez-Pozos, R. E. Palmer, S. Baggott, K. W. Kolasinski, and J. S. Foord. "Tunable Pulsed Vacuum Ultraviolet Light Source for Surface Science and Materials Spectroscopy Based On High Order Harmonic Generation." Review of Scientific Instruments 72, no. 4 (2001): 1977-1983.

Palmer, Richard, et al. "Tunable Pulsed Vacuum Ultraviolet Light Source for Surface Science and Materials Spectroscopy Based On High Order Harmonic Generation." Review of Scientific Instruments 72.4 (2001): 1977-1983.