Ridler, N M; Graham, C (1998) An investigation into the variation of torque values obtained using coaxial connector torque spanners. Technical Report.
Ridler, N M; Graham, C (1999) Some typical values for the residual error terms of a calibrated vector automatic network analyser (ANA). In: BEMC 99 - 9th International Conference on Electromagnetic Measurement, November 1999, Brighton, UK.