• [1]

    G.-A. Voss and T. Weiland, DESY 82-074, 1982.[2] The Wake field accelerator study group, Proc. on 12th Accelerator Conf., Chicago, p. 454, 1984.[3] T. Weiland and F. Willeke, DESY M82-24, 1983.[4] S. H. Wang. Unpablished Note, 1984.