1. K. Kandiah, Active integrators in spectrometry with radiation de detectors. A.E.R.E. R 5019.
2. J. S. Austin, Use of storage tubes for high speed pulse amplitude analysis. A.E.R.E. R 4394.
3. A fast linear gate circuit
4. A linear gate of 10 to 100 mμsec duration
5. A fast linear gate