Spatial and temporal variability of particulate polycyclic aromatic hydrocarbons in Mexico City

by D. A. Thornhill, B. de Foy, S. C. Herndon, T. B. Onasch, E. C. Wood, M. Zavala, L. T. Molina, J. S. Gaffney, N. A. Marley, L. C. Marr
Published 2008-06-01

Application of positive matrix factorization to on-road measurements for source apportionment of diesel- and gasoline-powered vehicle emissions in Mexico City

by D. A. Thornhill, A. E. Williams, T. B. Onasch, E. Wood, S. C. Herndon, C. E. Kolb, W. B. Knighton, M. Zavala, L. T. Molina, L. C. Marr
Published 2010-04-01