“Common Crane (Grus Grus) in the Izyum Luka: Longstanding Dynamics of Population As a Response to Changes in the Habitat”. The Journal of V.N.Karazin Kharkiv National University. Series «Biology» 28 (August 30, 2017): 145–154. Accessed October 25, 2026. https://periodicals.karazin.ua/biology/article/view/9465.