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Yashon, J. 1996. Land Management and allocation of resources – short term costs with long term costs. Proceedings of the International Bird Strike Committee, London, England IBSC23/WP43. Page 416.
Yashon, J. 1996. Land Management and allocation of resources – short term costs with long term costs. Proceedings of the International Bird Strike Committee, London, England IBSC23/WP43. Page 416.