The effect of chemical speciation on the impact of 129I discharges to atmosphere from BNFL Sellafield, CumbriaD. Jackson, F. Ibrahimi, M. J. Fulker, S. J. Parry and K. RackhamRadioprotection, 37 C1 (2002) C1-459-C1-464DOI: https://doi.org/10.1051/radiopro/2002086