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Landbruget i amterne : en input-output analyse
Gravgård Pedersen, Ole, (1986)
Input management of nitrogen in agriculture : analysis
Schroder, Hans, (1995)
Norm input-output data for the main crop and livestock enterprises of Cyprus
Papachristodoulou, S., (1987)
Danish policy measures to control agricultural impacts on the environment
Dubgaard, Alex, (1990)
Anvendelse af afgifter til regulering af pesticidforbruget
Dubgaard, Alex, (1987)
Valuing recreation benefits from the Mols Bjerge area, Denmark
Dubgaard, Alex, (1994)