Milinski, L., M. Arok, I. Matić, T. Nikolić, and D. Radišić. “Available Versus Used Prey – Combined Methods Reveal the Breeding Diet of the European Roller (Coracias Garrulus) in Serbia”. Biologia Serbica, vol. 44, no. 2, Dec. 2022, pp. 102-8, doi:10.5281/zenodo.7489152.