1. Analytic Properties of Radial Wave Functions
2. H. Cornille, Connection between Marchenko formalism and N/D equations; regular interactions I, IPNO/TH 68-July 1966 - IPNO/TH 76 - November 1966, J. Math. Phys., to be published.
3. Z.S. Agranovich and V.A. Marchenko, The inverse problem of scattering theory (Gordon and Breach, New York).
4. On the Connection between Phase Shifts and Scattering Potential
5. Ref. [2], p. 76–77;