1. Spectral properties of Schrödinger operator and scattering theory;Agmon;Ann. Sc. Norm. Super. Pisa, Ser. IV,1975
2. Scattering Theory in Quantum Mechanics. Physical Principles and Mathematical Methods;Amrein,1977
3. The Schrödinger Equation;Berezin,1991
4. Diffraction by Polygons and Polyhedrons;Borovikov,1966
5. Scattering into cones and flux across surfaces