1. Handbüch der Physik;AF Starace,1982
2. P. L. Altick and A. E. Glassgold, Phys. Rev. A
133, 632 (1964).
3. M. Ya, Amusia, V. K. Ivanov, N. A. Cherepkov, and L. V. Chernysheva, Zh. Eksp. Teor. Fiz. 66, 1537 (1974) [Sov. Phys. JETP
39, 752 (1975)]
4. M. Ya, Amusia, N. A. Chebepkov, D Živanović, and V. Radojević, Phys. Rev. A
13, 1466 (1976).
5. W. R. Johnson and C. D. Lin, Phys. Rev. A
20, 964 (1979)