Rees, P., Jones, D., Rees, P., Pierce, I., Summers, H., & Summers, H. (2001). Investigation of changes in absorber position in the 650 nm AlGaInP self-pulsating laser for optical storage applications. IEE Proceedings - Optoelectronics, 148(1), pp. 65-68. doi:10.1049/ip-opt:20010103

Rees, Paul, D.R Jones, P. Rees, I. Pierce, H.D Summers, and Huw Summers. "Investigation of Changes in Absorber Position in the 650 nm AlGaInP Self-pulsating Laser for Optical Storage Applications." IEE Proceedings - Optoelectronics 148, no. 1 (2001): 65-68.

Rees, Paul, et al. "Investigation of Changes in Absorber Position in the 650 nm AlGaInP Self-pulsating Laser for Optical Storage Applications." IEE Proceedings - Optoelectronics 148.1 (2001): 65-68.