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Regionalökonomische Effekte des Emscherumbaus
Barabas, György, (2013)
A participatory approach to assess the effectiveness of responses to cope with flood risk
Ceccato, Lucia, (2010)
An empirical inquiry of the efficiency of intergovernmental transfers for water projects based on the WRDA data
Rubinchik-Pessach, Anna, (2001)
Notes on statistical methods : operations Research Center
Anis, Abd El Azim, (1965)