| Reference |
A. Tip: Analytic behaviour of forward scattering amplitudes for electron (positron) scattering from atoms In: Electronic and Atomic Collisions : Proceedings of the 10th International Conference on the Physics of Electronic and Atomic Collisions, Paris, 21-27 July, 1977 : Invited Papers and Progress Reports /ed. G. Watel, North-Holland, 1978. - pp. 95-98 |
