For RADDOSE version 2 please cite:

Absorbed dose calculations for macromolecular crystals: improvements to RADDOSE. Paithankar, K.S., Owen, R.L and Garman, E.F, J. Syn. Rad. (2009) 16, 152-162
X-ray absorption by macromolecular crystals: the effects of wavelength and crystal composition on absorbed dose. Murray, J.W., Garman, E.F., and Ravelli, R.B.G, J. Appl. Cryst. (2004) 37, 513-522