1. Changes of land biota and their importance for the carbon cycle;Bolin;Science,1977
2. Bloodworth, I.J., Bossanyi, E., Bowers, D.S., Crouch, E.A.C., Eden, R.J., Hope, C.W., Humphrey, W.S., Mitchell, J.V., Pullin, D.J. and Stanislaw, J.A., 1977. World energy demand to 2020. A discussion paper prepared for the Conservation Commission of the World Energy Conference by the Energy Research Group, Cavendish Laboratory, University of Cambridge, Cambridge, England.
3. Social and technological alternatives for the future;Chesshire,1977
4. Häfele, W. and Sassin, W., 1977. A future energy scenario. 10th World Energy Conference, Istanbul, Turkey, September 19–23, 1977.
5. Houthakker, H.S., 1977. Personal communication.