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Kortesalmi, P., Pääkkönen, S., Valkonen, J. and Nokelainen, O. 2023. Bean goose migration shows a long-term temporal shift to earlier spring, but not to later autumn migration in Finland. Ornis Fennica. 100, 2 (Aug. 2023), 61–68. DOI:https://doi.org/10.51812/of.119806.