Solovieva, Diana, and Sergey Vartanyan. “Lesser White-Fronted Goose Anser Erythropus: Good News about the Breeding Population in West Chukotka, Russia”. Wildfowl (April 16, 2013): 110–120. Accessed December 16, 2025. https://tidsskrift.dk/Wildfowl/article/view/153555.