1. Adhav, R.S., January, 1986, Data sheet 714. Sum frequency mixing and second harmonic generation, Quantum Technology, Inc., Lake Mary, FL (407–323-7750).
2. Alcala, J.R., Gratton, E., and Jameson, D.M., 1985, A multifrequency phase fluorometer using the harmonic content of a mode-locked laser, Anal. Instrum. 14:225–250.
3. Anderson, S.G., 1993, Commercial OPO produces high-energy tunable output, Laser Focus World April: 16–22.
4. Anderson, S.G., 1994a, Narrow-linewidth OPO uses extraordinary resonance, Laser Focus World April: 15–18.
5. Anderson, S.G., 1994b, New material promises tunable UV output, Laser Focus World May:20–23.