Madsen, Jesper, Cornelia Jaspers, John Frikke, Ove Gundersen, Bart Nolet, Koen Nolet, Kees Schreven, Christian Sonne, and Peter de Vries. “A Gloomy Future for Light-Bellied Brent Geese in Tusenøyane, Svalbard, under a Changing Predator Regime”. Polar Research 380 (June 27, 2019). Accessed September 22, 2019. https://polarresearch.net/index.php/polar/article/view/3393.