Fraixedas, Sara, Andreas Lindén, and Aleksi Lehikoinen. “Population Trends of Common Breeding Forest Birds in Southern Finland Are Consistent With Trends in Forest Management and Climate Change”. Ornis Fennica 92, no. 4 (December 31, 2015): 187–203. Accessed May 8, 2024. https://ornisfennica.journal.fi/article/view/133879.