1. Barrett, J. J. 1981.Chemical Applications of Nonlinear Raman Spectroscopy, Edited by: Harvey, A. B. 89New York: Academic. in (, ed.), p. See alsoU. S. Patents 4, 197, 009, 4,269,509, 4,270,864.
2. Barrett, J. J. and Berry, M. J. 1978.Proceedings of the Sixth International Conference on Raman Spectroscopy, Edited by: Schmid, E., Krishnan, R., Kiefer, W. and Schrotter, H. 466London: Heyden.
3. Photoacoustic Raman spectroscopy (PARS) using cw laser sources
4. Gas phase photoacoustic Raman spectroscopy using pulsed laser excitation
5. Gaseous trace analysis using pulsed photoacoustic Raman spectroscopy