Lowenthal, D. H., Watson, J. G., Koracin, D. R., Chen, L.-W.A., DuBois, D. W., Vellore, R., Kumar, N., Knipping, E., Wheeler, N., Craig, K., Reid, S. (2010). Evaluation of regional scale receptor modeling, J.Air Waste Manage.Assoc., 60 (1), 26-42