Media type: E-Article Title: Unraveling the heat island effect observed in urban groundwater bodies – Definition of a potential natural state Contributor: Epting, Jannis; Huggenberger, Peter imprint: Elsevier BV, 2013 Published in: Journal of Hydrology Language: English DOI: 10.1016/j.jhydrol.2013.08.002 ISSN: 0022-1694 Origination: Footnote: