1. Cargase Lectures in Theoretical Physics;Cook,1967
2. Ordinary Differential Equations;Hartman,1964
3. The S-matrix in classical mechanics;Hunziker;Comm. Math. Phys.,1968
4. Methods of Modern Mathematical Physics, Vol. III, Scattering Theory;Reed,1979
5. Wave operators for classical particle scattering;Simon;Comm. Math. Phys.,1971