1. Proc. 4th Int. Conf. on Electrostatic Accelerator Technology and Associated Boosters,1986
2. Beam transport through electrostatic accelerators and matching into post accelerators
3. Proceedings 5th Int. Conf. on Electrostatic Accelerators and Associated Boosters;Nadji,1990
4. Proceedings 5th Int. Conf. on Electrostatic Accelerators and Associated Boosters;Rebmeister,1990
5. R. Baumann et al., Vivitron 1988 Annual Report (CRN-VIV-62).