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Acta Ornithologica > 2016 > 51 > 2
Acta Ornithologica > 2016 > 51 > 1
Acta Ornithologica > 2011 > 46 > 2
Polish Journal of Ecology > 2005 > 53 > 4
Acta Ornithologica > 2001 > 36 > 2
Acta Ornithologica > 2016 > 51 > 2
Acta Ornithologica > 2016 > 51 > 1
Acta Ornithologica > 2011 > 46 > 2
Polish Journal of Ecology > 2005 > 53 > 4
Acta Ornithologica > 2001 > 36 > 2