TY - BOOK AU - Internationall Summer School on Nonlinear optics in solids(1989 AU - Keller, O., ed. TI - Nonlinear optics in solids T2 - Springer series on wave phenomena SN - 3540526471 U1 - 530.412 PY - 1990/// CY - Berlin PB - Springer-Verlag ER -