International Institute for Applied Systems Analysis
A general regional agricultural model (GRAM) applied to a region in Poland - Austria IIASA 1982 - 63 p.
3704500429
Agricultural model-Poland
63:711.2(078.9)(438) A29G
A general regional agricultural model (GRAM) applied to a region in Poland - Austria IIASA 1982 - 63 p.
3704500429
Agricultural model-Poland
63:711.2(078.9)(438) A29G