P. G. Simmonds

Evidence for Substantial Variations of Atmospheric Hydroxyl Radicals in the Past Two Decades

D. M. Cunnold, P. J. Fraser, J. Huang, 2001, Science.

Atmospheric Trends and Lifetime of CH3CCI3 and Global OH Concentrations

D. M. Cunnold, F. N. Alyea, P. J. Fraser, 1995, Science.