1. Superconducting linacs used with tandems
2. E. Jaeschke. Proc. 1984 Linear Accelerator Conf., Darmstadt. GSI-84-11, ed. N. Angert, p. 24.
3. Superconducting linacs — some recent developments
4. J.R. Delayen, Proc. 1989 Particle Accelerator Conf., Chicago, IEEE Trans. Nucl. Sci., to be published.