Aho, T., M. Kuitunen, T. Hakkari, J. Suhonen, and A. Jäntti. “Effects of Male Removal on Reproductive Success and Provisioning in the Eurasian Treecreeper (Certhia Familiaris)”. Ornis Fennica 86, no. 1 (March 31, 2009): 1–10. Accessed November 24, 2024. https://ornisfennica.journal.fi/article/view/133715.