| Towards an integrated approach |
| von Weizsäcker, E.; von Moltke, K.; Haigh, N. (1988). Towards an integrated approach, in: Newman, P.J. et al. (Ed.) (1988). Environmental protection of the North Sea: International technical conference, London, 24-27 March 1987. pp. 548-562 |
| In: Newman, P.J.; Agg, A.R. (Ed.) (1988). Environmental protection of the North Sea: International technical conference, London, 24-27 March 1987. Heinemann Professional Publishing: Oxford. ISBN 0-434-91370-7. xxviii, 886 pp., meer |
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