Kouzov, Sergey. “On the Occurrence Status of the Great Egret (<em>Casmerodius albus< Em> L.) on the Kurgalsky Peninsula and Adjacent Areas of the Eastern Part of Gulf of Finland in the Last Decade”. Biological Communications, no. 1 (March 30, 2015): 41–50. Accessed April 19, 2024. https://biocomm.spbu.ru/article/view/882.