Airborne observations of the tropospheric CO2 distribution and its controlling...

Vay, S. A., B. E. Anderson, T. J. Conway, G. Sachse, J. E. Collins, D. R. Blake, and D. J. Westberg (1999), Airborne observations of the tropospheric CO2 distribution and its controlling factors over the South Pacific Basin, J. Geophys. Res., 104, 5663-5676.