Pigniczki, Csaba. “Winter Distribution and Migratory Strategies of Eurasian Spoonbills (Platalea Leucorodia) from the Pannonian Breeding Population: Are They Long-Distance Migrants?”. Acta Zoologica Academiae Scientiarum Hungaricae 68, no. 4 (October 28, 2022): 341-360. Accessed April 30, 2024. https://ojs.mtak.hu/index.php/actazool/article/view/8469.