1. Neutron contamination from medical accelerators, Report 79,1984
2. Neutron measurements around high energy x-ray radiotherapy machines, Report 19,1986
3. The superheated drop detector;Apfel;Nucl. Instrum. Methods,1979
4. d’Errico, F.; Curzio, G. Photoneutron leakage from medical accelerators: A comprehensive approach to patient and personnel dose measurement. In: Proc. IRPA8. ISBN 1-55048-657-8, Vol. I, Montreal: IRPA; 1992:833–836.
5. Superheated drop detector for determination of neutron dose equivalent to patients undergoing high energy x-ray and electron radiotherapy;Nath;Med. Phys.,1993