1. Alsholm, P. and Schmidt, G., Spectral and Scattering Theory for Schrödinger Operators, Arch. Rational Mech. Anal., 40(1971), 281–311.
2. Benedetto, J.J., Harmonic Analysis and Applications, CRC Press, Inc., Boca Raton FL, 1997.
3. Benedetto, J.J. and Zheng, S., Besov Spaces for the Schrödinger Operator with Barrier Potential, Preprint.
4. Christ, M. and Kiselev, A., One-Dimensional Schrödinger Operators with Slowly Decaying Potentials: Spectra and Asymptotics, or, Baby Fourier Analysis Meets Toy Quantum Mechanics, Notes for IPAM Tutorial, 2001 Workshop on Oscillatory Integrals and Dispersive Equations.
5. Guerin, C.-A. and Holschneider, M., Time-Dependent Scattering on Fractal Measures, J. Math. Physics, 39:8(1998).