1. New uses for ion accelerators;Cahill,1975
2. An introduction to air chemistry;Butcher,1973
3. D.W. Mingay, C.M. Vleggaar and J.L. Watkins, Nucl. Instr. and Meth., this volume.
4. P. Metternich, R. Latz, J. Schader, K.O. Groeneveld, H.W. Georgii and A. Wensel, Nucl. Instr. and Meth., this volume.