1. Stimulated Optical Radiation in Ruby
2. 2. Bourgelaise, D.B.C. (1983). The physics of lasers. Cutaneous Laser Therapy (eds Arndt, K.A., et al.) p. 13. John Wiley and Sons, New York.
3. 3. Fuller, A.T. (1983). Fundamentals of lasers in surgery and medicine. Surgical Applications of Lasers (ed. Dixon, J.A.) p 11. Year Book Medical Publishers Inc, Chicago.
4. 4. Goldman, L. (1981). The Biomedical Laser: Technology and Clinical Applications. Springer-Verlag, New York.
5. 5. Mester, E., Ludani, G., Selyei, M., Szende, B. and Spiry, T. (1969). Experimentation on the interaction between infrared laser and woundhealing: Z Exper Chirurgie 2, 94.