1. Bjorklund, G. C. IBM Invention Disclosure SA 8790135 (March 1979).
2. Bjorklund, G. C.; Method and Device for Detecting a Specific Spectral Feature. U.S. Patent 4,297,035 (November 1981).
3. Frequency-modulation spectroscopy: a new method for measuring weak absorptions and dispersions
4. This technique
was independently suggested by R.W.P. Drever as a means for servo-locking
a tunable laser to a high finesse optical cavity. It was first experimentally
implemented for this purpose by R. W. P. Drever, J. L. Hall, F. V.
Kowalski, J. Hough, G. M. Ford, and A. J. Munley (September 1979) and then by M. Prentiss, B. Peuse, G. Sanders, and S.
Ezekiel: MIT Research Laboratory of Electronics: Progress
Report No. 123 (January 1981).
5. Frequency Domain Optical Storage and Other Applications of Persistent Spectral Hole-Burning