Evaluation of GEOS-5 sulfur dioxide simulations during the Frostburg, MD 2010 field campaign - Buchard, V.; da Silva, A. M.; Colarco, P.; Krotkov, N.; Dickerson, R. R.; Stehr, J. W.; Mount, G.; Spinei, E.; Arkinson, H. L.; He, H. (Atmos. Chem. Phys., 2014)