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Universitat Politècnica de Catalunya
Institut Universitari de Recerca en Ciència i Tecnologies de la Sostenibilitat
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Universitat Politècnica de Catalunya
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631 – Agriculture. Agronomy. Farm machinery. Soil. Edaphology (8)
36 – Welfare and social problems. Social work. Social welfare. Housing. Insurances (7)
311 - Statistics (6)
621.3 Electrical engineering (6)
316 – Sociology. Communication (5)
334 - Forms of organization and cooperation in the economy (5)
339 - Trade. Commerce. International economic relations. World economy (4)
378 - Higher education. Universities (4)
63 – Agriculture. Forestry. Zootechnics. Hunting. Fishing (4)
633 - Field crops and their production (4)
