- On the Eigenvalues Which Give Upper and Lower Bounds on Scattering Phases
- Low Energy Scattering by a Compound System: Positrons on Hydrogen
- Bounds on Elements of the S Matrix for Elastic Scattering: One Dimensional Scattering
- Bounds on the Elements of the Equivalent Network for Scattering in Waveguides. I: Theory
- Upper bounds on scattering lengths for static potentials