The Challenge of programme-based research: On the conception, organisation and evaluation of problem-oriented environmental research - Johannes Schiller; Reiner Manstetten; Bernd Klauer; Philipp Steuer; Herwig Unnerstall; Heidi Wittmer; Bernd Hansjürgens (UFZ-Umweltforschungszentrum Leipzig-Halle, 2006)
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