1. Anderson MP (2005) Heat as a ground water tracer. Ground Water 43(6):951–968
2. Andrews JN, Burgess WG, Edmunds WM, Kay RLF, Lee DJ (1982) The thermal springs of Bath. Nature 298:339–343
3. Bear J (1979) Hydraulics of groundwater. McGraw-Hill, New York
4. Beltrami H, Ferguson G, Harris RN (2005) Long-term tracking of climate change by underground temperatures. Geophys Res Lett 32:L19707. doi: 10.1029/2005GL023,714
5. Bense V, Beltrami H (2007) Impact of horizontal groundwater flow and localized deforestation on the development of shallow temperature anomalies. J Geophys Res 112:F04015. doi: 10.1029/2006JF000,703