NASA - National Aeronautics and Space Administration

Frost, G. J., S. R. Falk, C. Granier, T. Keating, J. Lamarque, M. L. Melamed, P. Middleton, G. Petron, and S. J. Smith (2012), New Directions: Toward a Community Emissions Approach, Atmos. Environ., doi:10.1016/j.atmosenv.2012.01.055.