[Geothermal heat pump systems - closed and open-loop geo-exchange. Glossary: second selection of definitions provided by current legislation]. Acque Sotterranee - Italian Journal of Groundwater, [S. l.], v. 14, n. 4, 2025. DOI: 10.7343/as-2025-964. Disponível em: https://www.acquesotterranee.net/acque/article/view/964. Acesso em: 23 jan. 2026.