1. Mathematical Scattering Theory;Baumgärtel,1983
2. Existence conditions for wave operators;Birman;Izv. Akad. Nauk SSSR Ser. Mat.,1963
3. A local criterion for the existence of wave operators.;Birman;Soviet Math. Dokl.,1965
4. Scattering problems for differential operators with constant coefficients.;Birman;Funct. Anal. Appl.,1969
5. Stationary approach in abstract scattering theory.;Birman;Math. USSR-Izv.,1967