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Kirchner, Christian: Rohstofferschliessungsvorhaben in Entwicklungsländern 2. - Probleme der Vertragsgestaltung / Erich Schanze .... - Frankfurt a. M.: Metzner, 1981. - 317 S, ISBN 978-3-7875-1152-5 (Studien zum internationalen Rohstoffrecht ; 2)