Origin of Tropospheric NOx Over Subarctic Eastern Canada in Summer

Fan, S.M., D.J. Jacob, D.L. Mauzerall, D.D. Bradshaw, S.T. Sandholm, D.R. Blake, H.B. Singh, R. Talbot, G.L. Gregory, and G.W. Sachse (1994), Origin of Tropospheric NOx Over Subarctic Eastern Canada in Summer, J. Geophys. Res., 99, 16,867-16.