Askeyev, Arthur, Oleg Askeyev, Igor Askeyev, and Tim Sparks. “The Role of Climate Change and Food Supply on Winter Populations of Seed-Eating Birds”. European Journal of Ecology 9, no. 1 (July 19, 2023). Accessed October 8, 2024. https://journals.ku.edu/EuroJEcol/article/view/18436.