by Rüdiger Wolfrum, Christine Langenfeld ; in cooperation with Ilona Renke, Betsy Baker Röben, Christian Ulrich Wolf ; translated from the German by Terence J. Oliver, in cooperation with Besty Baker Röben
Erich Schmidtc1999Berichte / Umweltbundesamt
6/99 , Environmental research plan by the Federal Minister for the Environment, Nature Conservation and Nuclear Safety
. Environmental liability
by Ulrich Beyerlin and Thilo Marauhn ; research assistance provided by Julia Sommer and Markus Ehrmann
Erich Schmidtc1997Berichte / Umweltbundesamt
4/97 , Environmental research plan by the Federal Minister for the Environment, Nature Conservation and Nuclear Safety
. Environmental planning, ecology