Life Cycle Analysis of a Geothermal Heatpump Installation and Comparison with a Conventional Fuel Boiler System in a Nursery School in Galicia (Spain)J. Rodriguez, I. Bangueses and M. CastroEPJ Web of Conferences, 33 (2012) 05003DOI: https://doi.org/10.1051/epjconf/20123305003