Grauwe Ganzen in de Ooijpolder Written by PoB, verified by Editorial Team December 31, 2011 Anatidae, AnseriformesGreylag Goose (Anser anser) Science Article 2 abstractTrekgedrag en overleving van Grauwe Ganzen Anser anser in de OoijpolderChris van Turnhout, Berend Voslamber, Frank Willems & Gerwin van Houwelingen, Limosa 76 (2003): 117-122Download articledownload full text (pdf)