Buchard, V., A. da Silva, P. R. Colarco, A. Darmenov, C. Randles, R. Govindaraju, O. Torres, J. Campbell, and R. J. D. Spurr (2015), Using the OMI aerosol index and absorption aerosol optical depth to evaluate the NASA MERRA Aerosol Reanalysis, Atmos. Chem. Phys., 15, 5743-5760, doi:10.5194/acp-15-5743-2015.