1. Pirk: A computer program to calculate the elastic scattering of pions from nuclei
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3. A.R. Edmonds, Angular Momentum in Quantum Mechanics (Princeton Univ. Press, Princeton, N.J.).
4. N. Austern, Direct Nuclear Reactions (John Wiley, N.Y.).
5. D. Jackson, Nuclear Reactions (Methuen & Co., Ltd., London).