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1دورية أكاديمية
المؤلفون: Wallace, Roberta S., Dubach, Jean, Michaels, Margaret G., Keuler, Nicholas S., Diebold, Edward D., Grzybowski, Karen, Teare, J. Andrew, Willis, Mary Jo
المصدر: Waterbirds: The International Journal of Waterbird Biology, 2008 Sep 01. 31(3), 448-453.
URL الوصول: https://www.jstor.org/stable/25148354