Light scattering in semiconductor structures and superlattices : [proceedings of the NATO Advanced Research Workshop on Light Scattering in Semiconductor Structures and Superlattices, held March 5 - 9, 1990 in Mont-Tremblant, Quebec, Canada] - Lockwood, David J. (Hrsg.); Advanced Research Workshop on Light Scattering in Semiconductor Structures and Superlattices (1990 : Mont Tremblant, Québec) (NATO ASI series. Series B, Physics, 1991)