1. The use of solvents for purifying industrial naphthalene from coal tar distilled oils;Azpíroz;Fuel Processing Technology,2008
2. Characterization and treatment of tars from biomass gasifiers;Baker,1988
3. Gasification of biomass a state of the art review;Beenackers,1984
4. Energy production, consumption, and environmental pollution for sustainable development: a case study in Turkey;Bilen;Renewable and Sustainable Energy Reviews,2008
5. Boerrigter H, Paasen SVB, van Bergman PCA, Könemann JW, Emmen R, Wijnands A. “OLGA” Tar removal Technology (Proof-of-Concept (PoC) for application in integrated biomass gasification combined heat and power (CHP) systems). ECN-C-05-009, 2005.