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| Utgitt
| Wageningen : Centre for Agricultural Publishing and Documentation , 1976
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| Omfang
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| Opplysninger
| Basert hovedsakelig på et symposium "Critical evaluation of systems analysis and modelling in ecosystems research and management..." knyttet til "the 1st International Congress of Ecology at the Hague in September 1974".
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| Emner
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| ISBN
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