Tishechkin, A. K., and V. V. Ivanovsky. “Status and Breeding Performance of the Osprey Pandion Haliaetus in Northern Byelorussia”. Ornis Fennica 69, no. 3 (September 30, 1992): 149–154. Accessed April 19, 2025. https://ornisfennica.journal.fi/article/view/133351.