E. E. Eyler, S. Gangopadhyay, N. Melikechi, J. C. Bloch, and R. W. Field, "FM spectroscopy with transform-limited nanosecond laser pulses,"
in Quantum Electronics and Laser Science Conference, T. Heinz, G. Stegeman, J. Bokor, and R. Slusher, eds.,
Vol. 16 of OSA Technical Digest
(Optical Society of America, 1995), paper QThB3.