Jian Lin Hu Wu, S.-Y., Hu, J.-L., Zhang, Y., & Aneja, V. P. (2008, April). Modeling atmospheric transport and fate of ammonia in North Carolina - Part II: Effect of ammonia emissions on fine particulate matter formation. ATMOSPHERIC ENVIRONMENT, Vol. 42, pp. 3437–3451. https://doi.org/10.1016/j.atmosenv.2007.04.022