Publisher
Springer Berlin Heidelberg
Reference251 articles.
1. M. Göppert-Mayer, Ann. Phys. 9, 273 (1931)
2. R. Kubo, J. Phys. Soc. Japan, 12, 570 (1957)
3. P.C. Martin and J. Schwinger, Phys. Rev., 115, 1342 (1959)
4. N. Bloembergen, Nonlinear Optics, Benjamin, New York (1965)
5. M. Cardona, Modulation Spectroscopy, Academic Press, New York (1969)