1. K.-H. Steiner: Interactions Between Electromagnetic Fields and Matter (Pergamon, Vieweg, Braunschweig 1973)
2. Topics in Applied Physics,1977
3. J.A. Giordmaine, R.C. Miller: Phys. Rev. Lett. 14, 973–976 (1965);
4. J.A. Giordmaine, R.C. Miller: “Optical Parametric Oscillation in LiNbO3”, in Physics of Quantum Electronics, Conference Proceedings, Puerto Rico 1965, ed. by P.L. Kelley, B. Lax, P.E. Tannenwald (McGraw-Hill, New York 1966) pp.31–42
5. R.L. Byer, M.K. Oshman, J.F. Young, S.E. Harris: Appl. Phys. Lett. 13, 109–111 (1968)