J. William Munger, Song-Miao Fan, Peter S. Bakwin, Mike L. Goulden, Allen. H. Goldstein, Albert S. Colman, Steven C. Wofsy,
Regional budgets for nitrogen oxides from continental sources: Variations of rates for oxidation and deposition with season and distance from source regions Journal of Geophysical Research. ,vol. 103, pp. 8355- 8368 ,(1998) ,
10.1029/98JD00168