1. W. E. Frahn, Diffractive Processes in Nuclear Physics (Clarendon Press, Oxford, 1985).
2. T. E. O. Ericson, in Preludes in Theoretical Physics, Ed. by A. de Shalit, H. Feshbach, and L. van Hove (North-Holland, Amsterdam, 1966), p. 321.
3. E. E. McIntyre, K. H. Wang, and L. C. Becker, Phys. Rev. 117, 1337 (1960).
4. W. E. Frahn and R. H. Venter, Ann. Phys. (N. Y.) 24, 243 (1963).
5. E. V. Inopin, Zh. Éksp. Teor. Fiz. 48, 1090 (1965) [Sov. Phys. JETP 21, 1090 (1965)].