1) N. Bloembergen and E. Yablonovitch: Physics Today 31 (1978) May 23.
2) V. S. Letokhov: Physics Today 30 (1977) May 23.
3) S. F. Jacobs, M. Sargent III, M. O. Scully and C. T. Waker ed.: Laser Photochemistry, Tunable Laser and Other Topics (Addison. Wesley Pub. Co., Reading, Mass., 1976).
4) A. H. Zewail ed.: Advances in Laser Chemistry (Springer-Verlag, Berlin, 1978).