?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=H%C3%B6rkner%2C+D.&rft.aufirst=D.&rft.aulast=H%C3%B6rkner&rft.date=2012&rft.degree=Master&rft.title=The+Influence+of+International+System+Consolidation+on+Implementation+of+International+Environmental+Regulations+at+the+Project+Level+of+Catchment+Management