D. Vangeluwe (2005)
The Drana marshes (Evros Delta, Greece), a question of survival for the European population of Anser erythropus with data on the occurrence and ecology of the Red-breasted Goose Branta ruficollis.
Brussels and Athens, Report to the Life-Nature program « Restoration and conservation management of the Drana lagoon in the Evros Delta (Greece) ».20pp. ed.
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