Copyrolysis of heavy shale oil with waste polyethyleneTiikma, Laine; Tamvelius, Hindrek; Luik, Lea17th International Symposium on Analytical and Applied Pyrolysis : Budapest, Hungary, May 21-26, 2006 : book of abstracts2006 / p. 159 Evaluation of oil potential and pyrolysis kinetics of renewable fuel and oil shale samples by rock-eval analyzerJohannes, Ille; Kruusement, Kristjan; Veski, Rein17th International Symposium on Analytical and Applied Pyrolysis : Budapest, Hungary, May 21-26, 2006 : book of abstracts2006 / p. 157 Parallels between slow pyrolysis of Estonian oil shale and forest biomass residuesLuik, Hans; Luik, Lea; Tiikma, Laine; Vink, Natalia17th International Symposium on Analytical and Applied Pyrolysis : Budapest, Hungary, May 21-26, 2006 : book of abstracts2006 / p. 158 Transformations of biomass internal oxygen at varied pyrolysis conditionsLuik, Hans; Johannes, Ille; Palu, Vilja; Luik, Lea; Kruusement, Kristjan17th International Symposium on Analytical and Applied Pyrolysis : Budapest, Hungary, May 21-26, 2006 : book of abstracts2006 / p. 139