1. Official Statistics of Finland XLII: 6;Ministry of Trade and Industry, Energy Statistics 1986,1987
2. New alternatives of energy production based on gasification of peat and biomass;Ståhlberg,1987
3. Thermochemical conversion of peat into gases and liquids: Recent developments in Finland;McKeough,1986
4. A peat-gas fuelled district heating plant;Salo,1984
5. Biomass gasification in an Ahlström Pyroflow gasifier replaces oil in lime kilns;Kiiskilä,1987