TY - JOUR ID - iiasa13730 UR - https://pure.iiasa.ac.at/id/eprint/13730/ IS - 03 A1 - Levien, R. Y1 - 1976/01// PB - Cambridge Journals JF - Environmental Conservation VL - 3 SN - 0376-8929 TI - Ecological Management from an International Perspective SP - 183 AV - none EP - 184 ER -