Шуліка, Борис. “Thermal Conditions of the Grape Growing Season Within the North-Eastern Steppe Land of Ukraine (on the Example of Kharkiv Region)”. Problems of Continuous Geographic Education and Cartography0, no. 24 (1): 130-134. Accessed December 5, 2025. https://periodicals.karazin.ua/pbgok/article/view/6423.