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Faragó, Sándor és Gosztonyi, Lívia (2009) Population Trend, Phenology and Dispersion of Common Waterfowl Species in Hungary Based on aTen Year Long Time Series of the Hungarian Waterfowl Monitoring. ACTA SILVATICA ET LIGNARIA HUNGARICA, 5. pp. 83-107. ISSN 1786-691X