TURBERFIELD, A., HAYNES, S., WRIGHT, P., FORD, R., CLARK, R., RYAN, J., HARRIS, J., & FOXON, C. (1991). OPTICAL-DETECTION OF THE INTEGER AND FRACTIONAL QUANTUM HALL-EFFECTS IN GAAS AT MILLIKELVIN TEMPERATURES. 253, 27–34.

TURBERFIELD, A., et al. OPTICAL-DETECTION OF THE INTEGER AND FRACTIONAL QUANTUM HALL-EFFECTS IN GAAS AT MILLIKELVIN TEMPERATURES. 1991, pp. 27–34.

TURBERFIELD, A, S HAYNES, P WRIGHT, R FORD, R CLARK, J RYAN, J HARRIS, and C FOXON. 1991. “OPTICAL-DETECTION OF THE INTEGER AND FRACTIONAL QUANTUM HALL-EFFECTS IN GAAS AT MILLIKELVIN TEMPERATURES.” In , 253:27–34.