Williams, J M; Smith, D R*; Georgakopoulos, D*; Patel, P D*; Pickering, J R* (2009) Design and metrological applications of a low noise, high electrical isolation measurement unit. IET Proc. Sci. Meas. Technol., 3 (2). pp. 165-174.

Georgakopoulos, D; Pickering, J R*; Williams, J M; Wright, P S (2004) Oversampling delta-sigma ADC for metrology applications. In: Conference on Precision Electromagnetic Measurements (CPEM) 2004, 27 June - 2 July 2004, London, UK.

Pickering, J R*; Wright, P S (2001) An AC voltage standards based on a 1-bit current steering DAC. In: BEMC 2001- 10th British Electromagnetic Measurement Conference, 6-8 November 2001, Harrogate, UK.

Wright, P S; Pickering, J R* (1999) An AC voltage standard based on a PWM DAC. IEEE Trans. Instrum. Meas., 48 (2). pp. 457-461.

Wright, P S; Pickering, J R* (1998) An AC voltage standard based on a 1-Bit DAC. In: CPEM '98 Conference on Precision Electromagnetic Measurements Conference Digest, 6-10 July 1998, Washington DC, USA.

Wright, P S; Pickering, J R* (1997) An AC voltage standard based on a 1-Bit DAC. In: BEMC '97 8th International Conference on Electromagnetic Measurement Digest, 4-6 November 1997, National Physical Laboratory, Teddington.

Pickering, J R*; Wright, P S (1995) Accurate traceable power calibration at high frequency. CalLab Magazine, 2 (1).

Henderson, L C A; Pickering, J R*; Thompson, R (1995) Eliminating a source of "stepping" noise in Josephson voltage standards. CAL LAB Magazine (Nov/De).

Pickering, J R*; Wright, P S (1995) A new wattmeter for traceable power measurements at audio frequencies. IEEE Trans. Instrum. Meas., 44 (2). pp. 429-432.

Pickering, J R*; Wright, P S (1994) A new wattmeter for traceable power measurements at audio frequencies. In: Conference Digest on Precision Electromagnetic Measurements (CPEM), 27 June - 1 July 1994, Boulder, Colorado, USA.

Pickering, J R*; Wright, P S (1994) A new wattmeter for traceable power measurements at audio frequencies. IEE Colloq. Dig., 203. 7/1-7/4