Roche, Bryan and Coyle, Shirley and Ward, Tomas and Markham, Charles and McDarby, Gary (2005) Near-infrared spectrometry for the measurement of central nervous system activation: a brief demonstration of an emerging behavioral assessment tool. The Behavious Analyst Today, 6 (2). pp. 121-126.

Coyle, Shirley and Ward, Tomas and Markham, Charles and McDarby, Gary (2004) On the suitability of near-infrared (NIR) systems for next-generation brain-computer interfaces. Physiological Measurement, 25 (4). pp. 815-822.