Sakari Pulakka
- Combining Building Renovation and Ground Source Heat Pump Installations for the Reduction of Greenhouse Gas Emissions: A Case Study in Vaasa Finland. Dans: Journal of Green Building, v. 4, n. 1 (février 2009). (2009):
- Life-cycle cost analyses of heat pump concepts for Finnish new nearly zero energy residential buildings. Dans: Energy and Buildings, v. 150 (septembre 2017). (2017):