• Bolin, B. and Bischof, W. 1970. Variation of the carbon dioxide content of the atmosphere in the northern hemisphere. Tellus 22, 431442.
  • Ciattaglia, L. 1983. Interpretation of atmospheric CO2 measurements at Mt. Cimone (Italy) related to wind data. J. Geophys. Res. 88, 13311338.
  • Cundari, V. and Colombo, T. 1986. Atmospheric carbon dioxide measurements at Mt. Cimone, Italy: 1979–1983. Ann. Geofis., in press.
  • Komhyr, W. D., Gammon, R. H., Harris, T. B., Waterman, L. S., Conway, T. J., Taylor, W. R. and Thoning, K. W. 1985. Global atmospheric CO2 distribution and variations from 1968–1982 NOAA/GMCC CO2 flask sample data. J. Geophys. Res. 90, 55675596.
  • Peterson, J. T., Komhyr, W. D., Harris, T. B. and Waterman, L. S. 1982. Atmospheric carbon dioxide measurements at Barrow, Alaska, 1973–1979. Tellus 34, 166175.
  • WMO. 1981. Report of the WMO/UNEP/ICSU Meeting on Instruments, Standardization and Measurement techniques for atmospheric CO2, Geneva, 8–11 September, 1981.
  • WMO. 1984. Provisional daily atmospheric carbon dioxide concentration as measured at BAPMoN sided for the year 1983. Technical document WMO/TD/n.77, December 1985.
  • Wong, C. S., Chan, Y.-H., Page, J. S., Bellegay, R. D. and Pettit, K. G. 1984. Trends of atmospheric CO2 over Canadian WMO Background Stations at Ocean Weather Station P, Sable Island and Alert. J. Geophys. Res. 89, 95279539.