Chwieduk, Michał, Artur Rusowicz, and Hanna Jędzrzejuk. “Soil Profile and Ground Properties Influence on Vertical Ground Heat Exchanger Efficiency”. International Conference “Environmental Engineering” 10 (January 1, 2017): 1–6. Accessed May 24, 2026. https://conferences.vilniustech.lt/index.php/ENVIRO/article/view/1121.