1. Proc. Conf. on Electromagnetic isotope separators and the techniques of their applications;Hagebø,1970
2. Proc. Conf. on Electromagnetic isotope separators and the techniques of their applications;Patzelt,1970
3. Proc. 8th Int. EMIS Conf. on Low-energy ion accelerators and mass separators;Sundell,1973
4. Proc. 8th Int. EMIS Conf. on Low-energy ion accelerators and mass separators;Kugler,1973
5. Proc. 8th Int. EMIS Conf. on Low-energy ion accelerators and mass separators;Ravn,1973